grooviest

Adjective (1)

groovy (comparative groovier, superlative grooviest)

1. Of, pertaining to, or having grooves.
   • The back of the tile was groovy so that it could hold the adhesive compound.
2. (obsolete) Set in one's ways.
   • She'd give anything to be able to believe it, but she's a hard woman, and brooding along certain lines makes one groovy.1909, Rudyard Kipling, The House Surgeon

Adjective (2)

groovy (comparative groovier, superlative grooviest)

1. (dated, slang) Cool, neat, interesting.
   • The hippies do not often try to define the feelings they experience under the influence of psychedelic drugs. Generally they just say, "Oh, groovy, man," or simply, "Wow."1967, Brown, Joe David, ed; Time, inc, The Hippies, New York, Time, →LCCN, →OCLC
2. (slang) Reminiscent of the counterculture of the 1960s; hippie, psychedelic.
   • Groovy designs by Cyndi Bright and colorful 1960's-inspired papers and accessories, featuring plenty of mod flower, funky stickers, and new Spring colors.2003 07, Leisure Arts, It's All in Your Imagination: How to Be Creative with Scrapbooking Papers and Embellishments, Leisure Arts, →ISBN, page 9
3. Melodious, danceable; particularly of a riff or bassline.

See all 6 meanings of groovy