maroon dress

M by Marc Bouwer Dress
A pleated waistband and wide dolman sleeves make this dress as comfortable as it is flattering.

$57, QVC.com

striped dress

Striped Dress
Bright pink fabric, a delicate sheer top, a nipped-in waist accented by a grosgrain belt, and a full box-pleated skirt let you play (grown-up) dress-up to your heart's content.

$60, DressBarn.com

mango dress

Sparkly Dress
In the mood for a sartorial risk? Try this sequined minidress. Dark tights, a high neckline and cap sleeves will keep you from baring a ton of skin while still ensuring that your legs get plenty of attention.

$99, Mango.com
modcloth dress

White Dress
Winter white gets an extra dose of sophistication from the unexpectedly adult ruffle that adorns this trim one-shoulder dress.

$70, ModCloth.com
pencil dress

Pencil Dress
This lace sheath is slightly stretchy, with a soft cowl neck and gentle ruching at the waist. Translation: It'll flatter all your curves without displaying your cleavage or any post-dinner tummy expansion. Plus, the fabric contains a soft sparkle that will glimmer as you walk.

$99, ColdwaterCreek.com
boden dress

Twisty Dress
Among the (many!) challenges of the office holiday party is finding a dress that's both fun and appropriate for hanging out with the boss. This colorful tunic, with its three-quarter-length sleeves and modest but not dowdy neckline and skirt length, will get the job done—and remind your supervisor that you do too.

$98, BodenUSA.com

Next: 10 Ways to Get Movie Star Style for Under $100