1 definition by Tubby Shunter

The act of inserting one's penis (usually of the abnormally large type) into another's vagina or anus in a very fast and brutal way. It is best done when running into someone while they bend over. Trains re known to be extremely good at this.
Girl: Shunt my asshole Daddy, all 15 inches of you
Guy: Ok
Girl: Ouch, call a fucking ambulance, you tore my fucking rectum
by Tubby Shunter August 29, 2017
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