FIFA Boner 

When you're playing FIFA really well and it leads to arousal in the form of a hard-on.

Oh my god that bicycle kick was sick! I just got a massive FIFA boner.

FIFA Boner by the sheen machine April 17, 2011

Nervous Boner 

A surprise erection when least expected in an unsexual enviroment.

witnessing someone be hit by a car
funerals
the death of your neighbor
being pulled over for speeding
getting dumped by a girlfriend
falling down a flight of stairs
bad report cards
caught with drugs
these scenarios may result in a Nervous Boner

Nervous Boner by kronic Illness February 22, 2009

Happy Boner 

An erection you get from pure happiness. Completely non-sexual.

Guy 1: Dude, my girl got me Modern Warfare 2 before the release date!

Guy 2: Uhhh, check yourself dude

Guy 1: Don't worry, it's just a happy boner.

Happy Boner by Vhargrave April 28, 2010

bonerazzi 

freelance photographers who doggedly pursue porn stars in order to take candid pictures / plural form: ‘bonerazzo’

He didn't quite achieving his goal of world-class photojournalist, but did become one of the bonerazzi.

bonerazzi by ΔиłĦ☼иצ ߀₡ʞ July 13, 2013

confused boner 

A term for when one is aroused by something they know they should not be aroused by.

"When I looked at that picture of Kermit and miss Piggy making out I got a confused boner"

confused boner by Naked Mongoose May 15, 2014

Boner McGregor 

When you get an erection while trash-talking some one to their face.

Yo is that Eddie across the street jaw-jacking that other dude right up in his grill?

Sho is, and he got a Boner McGregor. That's straight gangsta!

Boner McGregor by Irwin R. Scheister Jr. August 25, 2017

Boner Hiding Apparatus 

A tampon, only when used by a male in the following way:

Step 1.) Insert the tampon up your anus
Step 2.) Tie string around dick to hold it down.

"I popped a boner in class today but it's okay, I had my Boner Hiding Apparatus on."

Boner Hiding Apparatus by Guyp3 January 24, 2013