A Tampon (used or otherwise) that has been propelled by some means, such as throwing or via a catapult.
"Oh crap, here comes a bombardment of tampedos. Look out that ones been used!"
by Frostbyte January 27, 2006
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When a tampon is unexpectedly thrust from within the vagina by a sneez or a cough.
Oh no, I sneezed and a tampedo flew out; watch your head!
by Jac52392 February 22, 2021
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another way of relating the menstrual cycle to random bursts of explosive bitchy-ness

derivatives Tampon+ torpedo= tampedo
Fire ALL tampedos!

but we only get the ONE a month >.>

FINE! Fire THE tampedo!
by TEEGAGAIN November 6, 2009
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When a feminine hygiene product is shot out of a menstrating ham wallet with such force that it splatters upon impact leaving a mark made of uterine lining resembling a psychiatrist’s ink blotter test.
I don’t know why Karen wore a skirt in gym while she was on her period but, when she got pegged in her belly by the dodge ball Tommy threw, she shot a TAMPEDO onto the floor so hard that it left a plates sized crater on the basketball court and we all kept discussing what it looked like as if we were taking the Rorschach ink blot test.
by March 9, 2021
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