/ Dictionary / Index C crank-up: Meaning and Definition of Find definitions for: crank-up Pronunciation: (krangk'up"), [key] — n. an act or instance of cranking up. Random House Unabridged Dictionary, Copyright © 1997, by Random House, Inc., on Infoplease. See also: crank-up (Thesaurus) crank-sided cranky Related Content Daily Word Quiz: knead Analogy of the Day: Today’s Analogy Spelling Bee: Today’s Spelling Bee Frequently Misspelled Words Frequently Mispronounced Words Easily Confused Words Writing & Language