hex

verb (used with object)

1. to bewitch; practice witchcraft on: He was accused of hexing his neighbors’ cows because they suddenly stopped giving milk.

noun

2. spell; charm: With all this rain, somebody must have put a hex on our picnic.
3. a witch.

adjective Informal.

1. hexagonal: a bolt with a matching washer and hex nut.
2. hexadecimal(def 1).

1. a combining form meaning “six,” used in the formation of compound words: hexapartite.

1. hexagon
2. hexagonal.

noun

1. 1. short for hexadecimal
   2. (as modifier)hex code

verb

1. (tr) to bewitch

noun

2. an evil spell or symbol of bad luck
3. a witch

combining form

1. sixhexachord; hexameter

v.

1830, American English, from Pennsylvania German hexe “to practice witchcraft,” from German hexen “to hex,” related to Hexe “witch,” from Middle High German hecse, hexse, from Old High German hagazussa (see hag). Noun meaning “magic spell” is first recorded 1909; earlier it meant “a witch” (1856).

before vowels, hex-, word-forming element meaning “six,” from Greek hexa-, comb. form of hex “six” (see six).

pref.

1. Six:hexagram.
2. Containing six atoms, molecules, or groups:hexose.