Sexual intercourse with a pregnant woman, could also be used to describe sex involving chubby chasers/chunky monkeys.
John: Where the fuck were you last night, you wanker?
Mike: Rubbing tummies with Shelia mate, she is her final trimester and it is fucking weird!
John: Wow, really? you seem pretty evenly matched then, eh!
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Tammy:Did you see the girl with Mike last night? She weighed like 15 stone!
Cheryl: Yeah, Mike prolly loves rubbing tummies!
Mike: Rubbing tummies with Shelia mate, she is her final trimester and it is fucking weird!
John: Wow, really? you seem pretty evenly matched then, eh!
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Tammy:Did you see the girl with Mike last night? She weighed like 15 stone!
Cheryl: Yeah, Mike prolly loves rubbing tummies!
by crzydoktor August 20, 2010

by Amt6836 give Gud succle December 28, 2018

pulling out of your partner during sex in a missionary position then cumming on your partner's tummy to finish.
by BeavisBungholio December 5, 2018

The few inches of a person's bare midriff that are exposed when the bottom hem of his/her shirt rides up due to stretching or bending. Seen often during tennis matches.
She got out of the car and stretched mightily, offering us a beautiful glimpse of tennis tummy. We had never known that her navel was pierced.
by ganymede2981 September 18, 2011

Upon conclusion of intercourse, one removes his sword from the tunnel and releases tummy puddles on the opposing partners stomach.
by @SlickNick911 February 6, 2015

The stomach a future mom gets when she's pregnant. Usually used when trying to decide if a woman is pregnant or not.
1. James: Hey Bill, Did You See Cathy?
Bill: Yeah She Got Big Didn't She?
James: Naw I Think That's A Mummy Tummy
2. "Excuse me, are you fat or is that just a mummy tummy?"
Bill: Yeah She Got Big Didn't She?
James: Naw I Think That's A Mummy Tummy
2. "Excuse me, are you fat or is that just a mummy tummy?"
by The Groove DJ March 14, 2011

A condition caused by overindulgence of food. Primary symptom: protruding gut making it impossible to tuck in ones shirt in the front.
by Lstauff January 8, 2017
