chewing gum che·wing·gum uncommon dated noun 1. a gum prepared for chewing; sweetened and flavored Synonymschewing gum 2. a preparation (usually made of sweetened chicle) for chewing Synonymschewing gumgum Related words Broader terms sweetgum Narrower terms gum ballbubble gum Part of chicle WordNet 2.1 (Princeton University). WordNet 2.1 Copyright Princeton University. All rights reserved.