Pronunciation: /ˈkiːstər/

Definitions of keister

noun a slang term for the buttocks or rear end

Example Sentences

A1 I sat on my keister during the entire movie.

A2 He slipped and fell on his keister while walking on the icy sidewalk.

B1 The hiker carried a heavy backpack on his keister as he trekked up the mountain.

B2 She packed snacks in her keister for the long road trip.

C1 The detective found a hidden compartment in the criminal's keister during the search.

C2 The comedian's jokes always had the audience laughing so hard they fell off their keisters.

Examples of keister in a Sentence

formal The suspect was found with a weapon hidden in his keister.

informal I can't believe he actually stuck that in his keister!

slang He's always got something up his keister.

figurative She kicked him right in the keister with her strong argument.

Grammatical Forms of keister

past tense

keistered

plural

keisters

comparative

more keister

superlative

most keister

present tense

keister

future tense

will keister

perfect tense

have keistered

continuous tense

is keistering

singular

keister

positive degree

keister

infinitive

to keister

gerund

keistering

participle

keistered

Origin and Evolution of keister

First Known Use: 1904 year
Language of Origin: Yiddish
Story behind the word: The word 'keister' is believed to have originated from the Yiddish word 'kayster' which means 'chest' or 'box'. It was later adopted into American English slang.
Evolution of the word: Originally used to refer to a suitcase or trunk, 'keister' has evolved in modern usage to mean one's buttocks or backside.