/ Dictionary / Index S subbranch: Meaning and Definition of Find definitions for: sub•branch Pronunciation: (sub'branch", -bränch"), [key] — n. a subordinate branch or a branch of a branch, as of a bank, business, or the like. Random House Unabridged Dictionary, Copyright © 1997, by Random House, Inc., on Infoplease. subbing subcabinet Related Content Daily Word Quiz: neologism Analogy of the Day: Today’s Analogy Spelling Bee: Today’s Spelling Bee Frequently Misspelled Words Frequently Mispronounced Words Easily Confused Words Writing & Language