/ Dictionary / Index H hot switch: Meaning and Definition of Find definitions for: hot' switch" Pronunciation: [key] — Radio and Television. Radio and Television. a rapid transfer from one point of origin to another during a broadcast. Random House Unabridged Dictionary, Copyright © 1997, by Random House, Inc., on Infoplease. hot stuff hotsy-totsy Related Content Daily Word Quiz: feline Analogy of the Day: Today’s Analogy Spelling Bee: Today’s Spelling Bee Frequently Misspelled Words Frequently Mispronounced Words Easily Confused Words Writing & Language