april fool

English Thesaurus

1. a practical joke or trick played on the first day of April (noun.act)

hypernym	:	practical joke,
definition	:	a prank or trick played on a person (especially one intended to make the victim appear foolish) (noun.act)

2. the butt of a prank played on April 1st (noun.person)

hypernym	:	butt, goat, laughingstock, stooge,
definition	:	a victim of ridicule or pranks (noun.person)