/ Thesaurus / L Synonyms of last in first out Find synonyms for: Noun1. last in first out, LIFO, inventory accountingusage: inventory accounting in which the most recently acquired items are assumed to be the first soldWordNet 3.0 Copyright © 2006 by Princeton University. All rights reserved. Related Content Daily Word Quiz: tenacious Analogy of the Day: Today’s Analogy Spelling Bee: Today’s Spelling Bee Frequently Misspelled Words Frequently Mispronounced Words Easily Confused Words Writing & Language