Top definition
when your tampon or pad is soaked and you don't have any extras so you stuff your underwear with tissues and it looks like a boner
oh shit I just realized I made myself a period boner
by Foxy face April 19, 2016
Get the mug
Get a period boner mug for your boyfriend Callisto.
2
(Noun): Something or someone that is unpleasant to all the senses.

(Noun): Slang for exclamation mark.
"Dude, stop being such a period boner."
"You seriously look like such a period boner right now."

"You can simply add a period boner to the end of any sentence to imply emphasis or intensified volume."
by The Idea Machine July 17, 2014
Get the mug
Get a period boner mug for your sister-in-law Jovana.