Definitions
1.nounAn evil spell or curse.
2.nounA witch.
3.nounA spell (now rare but still found in compounds such as hex sign and hexcraft).
4.verbTo cast a spell on (specifically an evil spell), to bewitch.
5.nounA hexagonal space on a game board.
6.nounA hexagon-shaped item of rock climbing equipment intended to be wedged into a crack or other opening in the rock.