A shit eating uncontrollable grin. It is best explained by the guy in the Disarono commercial after seeing the chick deep throat the ice cube.
Did you see the mouth boner on Brent's face when he was watching the Jude Law movie?
A loner boner is when you get a boner/masturbate to fictional characters because you're lonely and don't have anyone in real life
Guy 1 "Bro, I was playing Persona 5 the other day, and got a boner when i saw Futaba."
Guy 2 "Damn, i thought you said you had a girlfriend."
Guy 1 "I do."
Guy 2 "Then why did you get a loner boner?"
Guy 1 "¯\_(ツ)_/¯"
(noun) a hatred so evident it simulates a similar desire of a sexual aspiration. In other words, what Nathan has for Rudy Gobert.
Nathan: HAHAHHAHAHA LOOK AT THIS LOSER HAHAHAHAH BUM HAHAHAHAH HE SUCKS SO MUCH (24/7)
Angelo: Chill out with the hate boner, bro.
A erection you get when you do something great/ significant. This would include things like winning an award or hitting a home run.
Wow, I just won 1st place, I wonder how I am going to hide this Glory Boner
A hell boner is that one awkward boner you get when you least expect it and then it just refuses to go down and even hurts if you get more excited.
Dude: Yo bro, come meet me down stairs for some Fortnite.
Bro: I can't get up right now, I've got a hell boner that's refusing to go down.
Dude: rip
a boner you have over tim curry mostly in rocky horror even if your straight
i was watching rocky horror and got a curry boner all of a sudden
An unwanted boner which someone gets in a public place is known as a trashy boner
Karen called me a simp for getting a trashy boner