Deep, rhythmic penetrations during intercourse. Usually performed by an extraordinarily hung bull. May be anal or vaginal.

Antonym: Jackrabbiting.
Dude, your girlfriend went to the Hamptons and told you not to come? You know there's some bull longstroking her ass to death as we speak.
by Almanaseer January 21, 2008
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Ned: Damn, son, you gone out 2 times and haven't gotten nothin' yet?

Bob: Nah, she's a good girl. But I'm hoping to teach her the longstroke tonight.
by Johnny Narckins May 2, 2008
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