/ Thesaurus / B Synonyms of birdseed grass Find synonyms for: Noun1. canary grass, birdseed grass, Phalaris canariensis, grassusage: Canary Islands grass; seeds used as feed for caged birdsWordNet 3.0 Copyright © 2006 by Princeton University. All rights reserved. Related Content Daily Word Quiz: acme Analogy of the Day: Today’s Analogy Spelling Bee: Today’s Spelling Bee Frequently Misspelled Words Frequently Mispronounced Words Easily Confused Words Writing & Language