Boner 

When you're having sexual activity boys crouch expands in length as he is feeling immense pleasure.

Lily:"Josh harder! MORE HARDER!"

Josh:"You're giving me a boner!"

Lily:"Yes you're making me cum!"

Boner by Lil_boy November 10, 2019

Boner 

*Bon·er (name)
-Proper Name; Boner (English, American) is a common nickname for Eric Shinn.
*bon·er (noun)
-Vulgar Slang; An erect penis.

His name is Erection, but all his friends call him Boner.

Boner by reflectionpoint January 17, 2010

Boner 

Erection of the genitals from excitement or pleasure.

Timmy got a boner when he saw Becky swimming naked in her backyard.

Boner by Frat Guy 2009 May 6, 2013

Boner 

A hardening of the penis when sexually aroused, if this occurs u must stick it in a vagina until it sneezes out milk

My boner hurts.

Boner by Hortonhearskeem February 28, 2017

Boner 

A wonderful thing that happens to men when they think about girls.

I just got a boner while thinking about Donald Trump.

Boner by ricegum_sucks June 7, 2018

Boner 

Big dick

I love my boyfriends boner it's so big

Boner by Jfkrirje May 25, 2015

Boner 

when a mans penis grows to it’s full size when his girlfriend does something cute

“omg Ella i’m getting a boner

Boner by Division November 30, 2019