keester

Related to keester: keister

keester

slang The buttocks or anus. Often used figuratively. OK, kids, get off your keesters and go play outside! The people in charge will keep sitting on their keesters and nothing will actually change. You can take all that phony-baloney nonsense and shove it up your keester!
Farlex Dictionary of Idioms.

keester

and keyster and kiester (ˈkistɚ)
1. n. a chest; a suitcase. The old lady was hauling the most enormous keester.
2. n. the buttocks; the anus. Get your keester over here!
McGraw-Hill's Dictionary of American Slang and Colloquial Expressions
See also:
  • keyster
  • kiester
  • keister
  • be (flat) on (one's) back
  • flat on (one's) back
  • flat on back
  • flat on one's back
  • gazoo
  • a disaster of epic proportions
References in periodicals archive
For ideas on retaining "old and charming", get off the keester and do research.
Tony Walton's spare hut haunting set makes the place a holy sanctuary, dominated by Casey Stengel's desk and the spirits of all the dearly and not-so-dearly departed managers who ever parked their keesters on his leather chair.
While I know that they, like me, are up to their keesters in alligators, they'd best remember to also worry about draining the swamp.