hex 1
— hexer , n.
/heks/ , v.t.
1. to bewitch; practice witchcraft on: He was accused of hexing his neighbors' cows because they suddenly stopped giving milk.
n.
2. spell; charm: With all this rain, somebody must have put a hex on our picnic.
3. a witch.
[ 1820-30; Hexe witch; see HAG 1 ]
hex 2
/heks/ , adj. Informal.
1. hexagonal: a bolt with a matching washer and hex nut.
2. hexadecimal (def. 1).
[ 1920-25; by shortening ]