Definitions
1.AdjectiveOf, pertaining to, or having grooves."The back of the tile was groovy so that it could hold the adhesive compound."
2.AdjectiveSet in one's ways.
3.AdjectiveCool, neat, interesting. .mw-parser-output .defdate{font-size:smaller}
4.AdjectiveReminiscent of the counterculture of the 1960s; hippie, psychedelic.
5.AdjectiveMelodious, danceable; particularly of a riff or bassline.
6.NounA trendy and fashionable person.