Top Definition
when two gay dudes have text message sex.
jon lee and dennis were on vacations with their parents, so they were forced to resort to 'butt sexting'
by dennis schaeffer June 30, 2010
When said walrus sticks their cell phone into its inner anal cavity and repeatedly texts themself to aquire a sensation some what relative to an orgasm of the anus.
That hot bitch wants to be butt sexting you big c.
by The walrus whisperer June 22, 2013

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