The reaction an eco-friendly male experiences when they come into contact with eco-friendly technology or lust item.
by JamieSeguin June 26, 2007

An erection (or boner) achieved whilst watching inappropriate or even non-sexual material, such as scenes featuring:
1. Incest
2. Children
3. People dressed as manatees
4. Cartoon characters
5. etc.
1. Incest
2. Children
3. People dressed as manatees
4. Cartoon characters
5. etc.
"I got such a wrong boner watching..."
1. The sex scene in Oldboy
2. Natalie Portman in Leon
3. Manatee porn
4. A pixelated Sonic The Hedgehog with porn sounds added on YouTube
5. A picture of a shoe
1. The sex scene in Oldboy
2. Natalie Portman in Leon
3. Manatee porn
4. A pixelated Sonic The Hedgehog with porn sounds added on YouTube
5. A picture of a shoe
by DrJonas February 4, 2010

by Richb84 January 10, 2017

Sometimes spelled bonerflex. A boner-flex is when one is in a public place or something and he is horny and has a boner. However, not wanting to embarrass himself by masturbating, he flexing his penal muscles to acquire the intended pleasure.
The word boner-flex can also be used as a substitute for various swear words.
The word boner-flex can also be used as a substitute for various swear words.
Dude, I was so horny in class so I just had a great boner-flex.
Dude, what the boner-flex?!
Son of a boner-flex!
Dude, what the boner-flex?!
Son of a boner-flex!
by Smittalicious October 21, 2014

by Boss Bonus December 14, 2019

a boner from doing exiting things like getting a new console, skydiving, zip lining over revenes, sudden drops in an airplane, or getting to a fight
person 1: dude, i had a giant adrenaline boner from skydiving yesterday, it was rock hard
person 2: nice!
person 2: nice!
by thesmartjew March 17, 2016

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
