#1 crank s. [cranky, tender, tippy] (used of boats) inclined to heel over easily under sail. wn
#2 crank n. [grouch, grump, churl, crosspatch] a bad-tempered person. wn
#3 crank v. [zigzag] travel along a zigzag path; "The river zigzags through the countryside". wn
#4 crank n. [crackpot, nut, nut case, fruitcake, screwball] a whimsically eccentric person. wn
#5 crank v. [crank up] start by cranking; "crank up the engine". wn
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