switch

1 to give up (something) and take something else in return switched the real grapes for fake ones switched the day of his flight from Thursday to Friday Synonyms commute, exchange, shift, substitute, swap, change, tradeRelated Words interchange; displace, replace, supersede; cede, hand over, surrender, yield; reciprocate

2 to move from side to side or up and down with quick jerky motions cows lazily switching their tails and chewing their cud Synonyms swish, wag, waggleRelated Words oscillate, rock, sway, swing, waver; beat, flail, flap, flop, lash, whip; flick, flicker, flutter, wave; jerk, jolt; jig, jiggle, joggle, shake, twitch, wiggle; bob, jog, nod

3 to strike repeatedly with something long and thin or flexible a stern schoolmaster who would switch any boy who misbehaved Synonyms birch, cowhide, flagellate, flail, flog, hide, horsewhip, lash, leather, rawhide, scourge, slash, whip, tan, thrash, whaleRelated Words knout, quirt, strap; cut; flick, touch up; blackjack, cane, club, cudgel, fustigate; pistol-whip; bang, bop, box, bust, clap, clip, clobber, clout, crack, cuff, hit, knock, lam, paste, punch, slap, slug, smack, smite, sock, spank, swat, swipe, thwack, wallop, whack; bash, baste, bat, batter, beat, belabor, belt, bludgeon, buffet, bung, drub, fib [British], hammer, lace, lambaste (or lambast), lather, lick, mangle, maul, paddle, pelt, pommel, pound, pummel, rough, slate, slog, thresh, thump, tromp, whop (or whap), whup, work over

4 to change (as an opinion) to the contrary a politician who has switched his position on a number of issues Synonyms reverseRelated Words abrogate, annul, overturn, repeal, rescind, revoke, strike down; about-face, backtrack, countermand, revertNear Antonyms maintain, support, uphold

5 to strike repeatedly a prank for which the youngsters were soundly switched Synonyms bash, baste, bat, batter, belabor, belt, birch, bludgeon, buffet, bung up, club, curry, do, drub, fib [British], flog, hammer, hide, lace, lambaste (or lambast), lash, lather, lick, maul, mess (up), paddle, pelt, pommel, pound, pummel, punch out, rough (up), slate, slog, beat, tan, thrash, thresh, thump, tromp, wallop, whale, whip, whop (or whap), whup, work overRelated Words assail, assault, attack, beset, box, bust, chop, clobber, clout, crack, cudgel, cuff, descend (on or upon), hit, jump (on), knock, lam, lay on, paste, pounce (on or upon), punch, raid, rush, slam, slap, smack, smash, sock, spank, storm, swat, swipe, thwack, whack, wham, whomp; blackjack, cane, cowhide, flagellate, fustigate, horsewhip, leather, pistol-whip, rawhide, scourge, strap; gore, lacerate, wound; maim, mangle, mutilate