squinting squin·ting UK/ˈskwɪntɪŋ/ US/ˈskwɪntɪŋ/ rare adjective 1. having eyes half closed in order to see better “squinched eyes” Synonymssquinched Similarclosed WordNet 2.1 (Princeton University). Wiktionary (CC BY-SA). CMU Pronouncing Dictionary. WordNet 2.1 Copyright Princeton University. All rights reserved.