crinknecked Share definition Flag 1)A word used to describe a person that has a crink in their neck. 2)Cranky or irritable. 1)Damnit! I slept funny and now I'm all crinknecked! 2)What's up with you? You're so crinknecked today! crinknecked by Mr. Luna June 12, 2004 Get the crinknecked mug.