adj.
Pronunciation: ' ha-p ē
Function: adjective
Inflected Form: hap · pi · er ; -est
Etymology: Middle English, from hap
Date: 14th century
1 : favored by luck or fortune : FORTUNATE <a happy coincidence>
2 : notably fitting, effective, or well adapted : FELICITOUS <a happy choice>
3 a : enjoying or characterized by well-being and contentment <is the happiest person I know> <a happy childhood> b : expressing, reflecting, or suggestive of happiness <a happy ending> c : GLAD , PLEASED <I'm happy to meet you> d : having or marked by an atmosphere of good fellowship : FRIENDLY <a happy office>
4 a : characterized by a dazed irresponsible state <a punch- happy boxer> b : impulsively or obsessively quick to use or do something <trigger- happy > c : enthusiastic about something to the point of obsession : OBSESSED <education-conscious and statistic- happy ― Helen Rowen>
synonyms see LUCKY , FIT