The Collaborative International Dictionary of English v.0.48:
Squint-eyed \Squint"-eyed`\ (-[imac]d`), a. 1. Having eyes that squint; having eyes with axes not coincident; cross-eyed; also called squinty-eyed. [1913 Webster] 2. Looking obliquely, or asquint; malignant; as, squint-eyed praise; squint-eyed jealousy. [1913 Webster]