/ Dictionary / Index O overdraft checking account: Meaning and Definition of Find definitions for: o'verdraft check'ing account" Pronunciation: [key] a bank account with a credit line permitting checks to be written for an amount above the account balance, subject to a finance charge on the overdraft. Random House Unabridged Dictionary, Copyright © 1997, by Random House, Inc., on Infoplease. overdraft overdrafting Related Content Daily Word Quiz: cygnet Analogy of the Day: Today’s Analogy Spelling Bee: Today’s Spelling Bee Frequently Misspelled Words Frequently Mispronounced Words Easily Confused Words Writing & Language