something late 90's and early 2000's highschool kids used to say a lot. its when a male uses a banana and puts it in his pants to trick the female thinking it's really his
sydney: man dylan's good!
bria: wdym it's a B.B
sydney: what's that?
bria: it's a banana boner
sydney: so it's not really his?
bria: nah
bria: wdym it's a B.B
sydney: what's that?
bria: it's a banana boner
sydney: so it's not really his?
bria: nah
by carrotsandparrots April 5, 2020

by rosietheamazon October 22, 2011

When the piss you've stored in your urinary bladder starts going sicko mode and it gets harder and harder to move due to the pain, just like your dick when you get a boner.
Chad: The liquids in my body are moving everywhere! It hurts so much agh lemme sit down fam.
Derek: Ya homie lie down, that's a serious Urethra Boner.
Derek: Ya homie lie down, that's a serious Urethra Boner.
by Thugisaurus October 22, 2019

Anonymously mailing someone a tube containing glitter, phallic-shaped confetti, and a spring-loaded penis via a service like bonerbomb.com.
by Pubis Von Poopenburg III October 22, 2015

The phenomenon that takes place when a sexually aroused male experiences a sudden or gradual rush of blood to the penis causing it to stand stiff and harden, often occuring unexpectedly in a public setting.
I always pop a boner every time I see your mom bend over
I popped a boner in Miss Goodbody's math class just before she asked me to solve a problem on the board
I popped a boner in Miss Goodbody's math class just before she asked me to solve a problem on the board
by streetsouljah November 2, 2009

by Danny Revolting August 20, 2006

A bruce boner is an erection with such colossal force and magnitude that, like Bruce Banner when he becomes the Incredible Hulk, it rips straight through the owner's pants.
Zeus: Hey, why is there a huge whole in your pants?
Ares: I saw Aphrodite last night and popped a huge bruce boner.
Ares: I saw Aphrodite last night and popped a huge bruce boner.
by MC Spartan-117 July 7, 2008
