dress up

Definition of Dress Up in English :

put on special clothes to appear particularly appealing and attractive

Example Sentences:
'She never dresses up, even when she goes to the opera'
'The young girls were all fancied up for the party'

2. dress up, window-dress

make something appear superficially attractive

Example Sentences:
'The researcher tried to dress up the uninteresting data'
'Don't try to dress up the unpleasant truth'

3. bard, barde, caparison, dress up

put a caparison on

Example Sentences:
'caparison the horses for the festive occasion'

4. costume, dress up

dress in a costume

Example Sentences:
'We dressed up for Halloween as pumpkins'

5. dress, dress up

dress in a certain manner

Example Sentences:
'She dresses in the latest Paris fashion'
'he dressed up in a suit and tie'

WordNet Lexical Database for English. Princeton University. 2010.

Dress Up

verb (adverb)

to attire (oneself or another) in one's best clothes

to put fancy dress, disguise, etc, on (oneself or another), as in children's games

let's dress up as ghosts!

3. (transitive)

to improve the appearance or impression of

it's no good trying to dress up the facts

to dress in formal clothes, or in clothes more elegant, showy, etc. than one usually wears

to improve the appearance of, as by decorating

adj.

Of or relating to a situation requiring formal clothes or a costume: a dress-up event.