# Plus Size Occasion Dresses Dress the part and discover our plus size evening dresses to feel gorgeously glam. No wardrobe is complete without those go-to outfits which you reach for again and again to feel flawless of an evening, and you certainly won't be disappointed with our dreamy collection of plus size occasion dresses. Choose from flattering plus size ball gowns and women's cocktail dresses that'll have you looking fabulous at that special event or weekend wedding. Pair your [long evening dresses](https://www.simplybe.co.uk/shop/c/fashion/dresses/occasion-dresses/f/Dress%20Length--Maxi) with some [shapewear](https://www.simplybe.co.uk/shop/c/lingerie/shapewear) to look and feel amazing. Whether you're looking to make a statement when you enter the room or keep things more subtle, we've got just the plus size evening dresses for you to browse. **Celebrating Life's Moments** **Wedding Guest Dresses** When attending a wedding, it's essential to choose a [wedding guest dress](https://www.simplybe.co.uk/shop/c/fashion/dresses/wedding-guest-dresses) that is appropriate for the venue and time of day while not overshadowing the bride. For daytime or outdoor weddings, opt for lighter fabrics and colours. Evening weddings call for more formal attire, such as floor-length gowns or sophisticated cocktail dresses. **Birthday Dresses** Celebrating another year older or a big birthday, your birthday is the perfect excuse to indulge in a show-stopping dress. Whether you prefer a sleek cocktail dress for a night out or a fun, flirty number for a daytime celebration, choose a style that makes you feel confident and fabulous. Don't be afraid to experiment with bold colours, [sequins](https://www.simplybe.co.uk/shop/c/fashion/dresses/occasion-dresses/f/Dress%20Styles--Sequin), or unique silhouettes to make a statement on your special day. **Formal Dresses and Black Tie Attire** When the invitation calls for formal or black tie attire, it's time to pull out all the stops. [Long evening gowns](https://www.simplybe.co.uk/shop/c/fashion/dresses/occasion-dresses/f/Dress%20Length--Maxi) and ball gowns are excellent choices for these prestigious events. Look for luxurious fabrics like silk, satin, or velvet, and consider an embellished dress with beading or lace for added glamour. Remember to accessorise with elegant jewellery and a clutch to complete your sophisticated look. **Race Day Dresses** Attending a horse racing event requires a delicate balance of elegance and practicality. Opt for knee-length or [midi dresses](https://www.simplybe.co.uk/shop/c/fashion/dresses/occasion-dresses/f/Dress%20Length--Midi) in lightweight fabrics to stay comfortable throughout the day. Floral prints, pastel hues, and classic patterns are all excellent choices for race day attire. Complete your look with a [statement bag](https://www.simplybe.co.uk/shop/c/occasionwear/f/Categories--Accessories) or fascinator, and choose shoes that won't sink into grass or gravel surfaces. **Cocktail Dresses** A well-chosen cocktail dress can take you from after-work drinks to a semi-formal evening event with ease. Look for dresses that hit at or just above the knee, in fabrics that transition well from day to night. Experiment with different necklines, such as one-shoulder or sweetheart, to find the most flattering style for your body type. A classic [little black dress](https://www.simplybe.co.uk/shop/c/fashion/dresses/occasion-dresses/f/Colour--Black) is always a safe bet, but don't be afraid to explore jewel tones or metallic hues for added impact. **Graduation Dresses** As you prepare to receive your diploma, a graduation dress should reflect both the significance of the occasion and your personal style. Opt for knee-length or [midi dresses](https://www.simplybe.co.uk/shop/c/fashion/dresses/occasion-dresses/f/Dress%20Length--Midi) in classic colours like white, navy, or pastels. Consider the weather and any dress code requirements when making your selection. Pair your dress with comfortable yet stylish shoes, as you'll likely be on your feet for extended periods. **Helpful Tips for Occasionwear Outfits** * Choose the right undergarments: Invest in [shapewear](https://www.simplybe.co.uk/shop/c/lingerie/shapewear) to enhance your silhouette. We have a huge range to choose from including low back shapewear, supportive bras and control slips. * Accessorise wisely: Draw attention to your favourite features with statement [jewellery](https://www.simplybe.co.uk/shop/c/accessories/jewellery) or add a pop of colour with one of our [clutch bags](https://www.simplybe.co.uk/shop/c/accessories/bags-purses/clutch-bags). * Embrace colour: Don't be afraid to experiment with bright colours and bold patterns. Make a statement with vibrant hues like [emerald green](https://www.simplybe.co.uk/shop/c/fashion/dresses/occasion-dresses/f/Colour--Green), [royal blue](https://www.simplybe.co.uk/shop/c/fashion/dresses/occasion-dresses/f/Colour--Blue), or [fuchsia pink](https://www.simplybe.co.uk/shop/c/fashion/dresses/occasion-dresses/f/Colour--Pink). * Metallic Fabrics: Take on this seasons trend of metallics and shine bright with dresses featuring metallic embellishments or all-over metallic fabric. * Consider the dress code and venue of the event when making your occasionwear dress selection. **Frequently Asked Questions** * **What is the difference between a cocktail dress and an evening gown?** While both are considered formal attire, there are key distinctions between cocktail dresses and evening gowns. Cocktail dresses typically fall above the knee or at the mid-calf, while evening gowns are floor-length. Evening gowns are generally more formal and elaborate than cocktail dresses. Cocktail dresses are suitable for evening events, while evening gowns are reserved for black-tie affairs or upscale galas. * **How do I care for my occasion dress?** Check the care label and always follow the specific care instructions on the dress's label. For delicate fabrics or intricate embellishments, consider professional dry cleaning. Always store your dress properly. Hang in a cool, dark place to prevent fading or damage. Handle your dress with care, try and avoid stretching or pulling the fabric when trying your dress on. With proper care will help your occasion dress last for years to come. * **How can I make my occasion dress more versatile?** Choose a dress in a neutral colour or classic silhouette that can be easily dressed up or down with accessories. * **How far in advance should I start shopping for an occasion dress?** It's best to start shopping at least 2-3 months before the event to allow time for trying different styles, making any necessary alterations and chosing the perfect accessories to complete your Occasionwear outfit.

Size 20 Smock Occasion Dresses

RSVP-Ready Occasionwear

Filter

Select colour

There is a problem.