/ Thesaurus / I Synonyms of in line Find synonyms for: Adjective1. in line, succeeding(prenominal) (vs. preceding)usage: being next in a line of succession; "he was in line for the presidency"2. in line, eligible (vs. ineligible)usage: awaiting something; especially something due; "people were in line at the checkout counter"; "she was in line for promotion"Adverb1. in lineusage: one behind another in a line or queue; "they waited in line for the tickets"WordNet 3.0 Copyright © 2006 by Princeton University. All rights reserved. Related Content Daily Word Quiz: penury Analogy of the Day: Today’s Analogy Spelling Bee: Today’s Spelling Bee Frequently Misspelled Words Frequently Mispronounced Words Easily Confused Words Writing & Language