show-off

Definition of Show-off in English :

1. exhibitionist, show-off

someone who deliberately behaves in such a way as to attract attention

WordNet Lexical Database for English. Princeton University. 2010.

Show-off

verb (adverb)

1. (transitive)

to exhibit or display so as to invite admiration

2. (intransitive) informal

to behave in such a manner as to make an impression

noun show-off

3. informal

a person who makes a vain display of himself or herself

noun

informal

a person who tries to impress people by showing what they can do, or what they own

That horrible little show-off!

1.

to make a display of; exhibit in a showy manner

2.

to behave in a manner intended to attract attention