fancy dress
formalwear
full dress
dress blues
dress whites
dress
full-dress
glad rags
balldress
brideswear
bag of fruit
done up like a dog's dinner
spongebags
raimented
morning dress
dressed up
cummerbund
evening dress
subfusc
pleathered
apparelment
white tie
mess kit
wrapper
tailcoat
dressful
tails
tenue de ville
evening clothes
liveried
dressy
penguin suit
trousseau
tail coat
dress suit
eveningwear
white tie and tails
dressed
spiffed up
dressed to the nines
dolled up
dressed-up
spruced up
togged up
weddingwear
dressed to kill
overdress
cocktail dress
dinnerwear
doll up