fisting

From Wiktionary

Pronunciation[change]

Noun[change]

Singular
fisting

Plural
none

  1. (slang) Fisting is a sex act where the entire hand is placed inside the vagina or anus.
    This vibrator wasn't enough, so Brad started fisting her ass.

Verb[change]

Plain form
fist

Third-person singular
fists

Past tense
fisted

Past participle
fisted

Present participle
fisting

  1. The present participle of fist.