Ballerection 

When your balls erect as a result of you doing something crazy, causing you being so nervous that your testicles physically increases.

Bro 1: Hey bro, got this wild ass ballerection today.

Bro 2: No way bro, warrup?

Bro 1: I told Kathleen i want to be more than friends, my balls were as big as watermelons bro.

Bro 2: Sounds like a wild ass ballerection bro, need some ice for that bro?

Bro 1: No thanks bro, i'm good.

Ballerection by ZumaZumarum January 15, 2014

blerection

When you blush but your dick seems to have a mind of it's own so you also get an erection. Usually very embarrassing and hard to cover up.

When Max saw Jessica wink at him he got a blerection

blerection by hayden432 November 16, 2014

Ballrection 

The act of ones testicles shriveling up and getting hard due to the cold climate and weather.

Person 1: Dude, I'm getting a Ballrection
Person 2: Hard, tiny nuts?
Person 1: YEAH BRO!

Ballrection by BobbyBaja December 12, 2009

bluerection 

(noun) When someone has blue balls and an erection simultaneously.

John had a bluerection when Yatta said that he may conduct foreplay on her and stare at her in any manner but may not have sex with her.

bluerection by Resbyall July 18, 2014

Baerection 

The act upon a male strolling or pacing quickly through a field of dead babies, to which upon he shall state down at his penis and realise 90% of all the blood in his body has rushed to his penis.

“Oi Gilbert, I dare you to walk through this field of dead babies and don’t get a Baerection!”

Baerection by Crustybanter994 January 9, 2018