Definition of whack:
whap, whop, hip-hop, slog, knocking, buffet, clout, hit, punch, paste, wallop, pat, cuff, wham, whang, smash, knock, blame, bust, belted ammunition, attack, biff, rap, blow, swat, clip, pop, slug, smite, bop, bash, spat, roast, catch, rap music, belt ammunition, box, sock, spank, belt, strike, conk, swath, bonk.
- "Over the Sliprails", Henry Lawson.
- "The Desire of the Moth; and The Come On", Eugene Manlove Rhodes.
- "The Hollow of Her Hand", George Barr McCutcheon.