Whip  —n. 1 lash attached to a stick for urging on animals or punishing etc. 2 a member of a political party in parliament appointed to control its discipline and tactics. B whips' written notice requesting or requiring attendance for voting at a division etc., variously underlined according to the degree of urgency (three-line whip). C (prec. By the) party discipline and instructions (asked for the labour whip). 3 dessert made with whipped cream etc. 4 = *whipper-in. —v. (-pp-) 1 beat or urge on with a whip. 2 beat (cream or eggs etc.) Into a froth. 3 take or move suddenly, unexpectedly, or rapidly (whipped out a knife; whipped behind the door). 4 slang steal. 5 slang a excel. B defeat. 6 bind with spirally wound twine. 7 sew with overcast stitches.  whip in bring (hounds) together. Whip on urge into action. Whip up excite or stir up. [low german or dutch]