Pronunciation: (grOO'pur),[key] —n., —pl.(esp. collectively)-er,(esp. referring to two or more kinds or species), -ers. any of various sea basses of the family Serranidae, esp. of the genera Epinephelus and Mycteroperca, of tropical and subtropical seas.
Pronunciation: (grOO'pur),[key] —n. 1. a member of a group, as of tourists.
2. Slang.a member of a group of usually young and single persons who rent and share a house or apartment, as at a summer resort.