tromboner 

when a women blows into your penis while she is preforming or sex. in the manner of a trombone.

Glenn: " Hey bro, how was that tromboner last night?"

Justin: " Lets just say that her music teacher tought her well!"

tromboner by brass knuckles 90909 May 29, 2010

Tromboner 

When one has an extreme fetish for trombones and gets a boner over them.

"Hay yo i have like the worst Tromboner right now.........can you help."

Tromboner by I got a pocket full almonds April 20, 2017

Tromboner 

When a trombonist gets an erection. You generally notice this when a female trombonist walks by

or helps him with his trombone. These tromboners can be used as a nickname for someone or as a word for the actual erection. It just makes sense you know?

(Go trombonists)

Girl 1~ Oh my Jesus! That slut walked past again and bent over in his face

Girl 2~ Awe poor guy, now he has a tromboner

Tromboner by AnonymousGurl7654 May 20, 2018

tromboner 

there is two ways this word can be used or talked about.

well number one is when you are playing the trombone, and there, the penis has a erection.
and number two, you're playing with your penis, and/or playing it/with it. this is a intense time.

guy 1: omg! jay! you won't believe what i just experienced.
guy 2: what was it?
guy 1: i just had a tromboner!!!!!!!!!!
guy 2: what one??
guy 1: i just did the second one hahahahahah

tromboner by hannahhriddelll June 11, 2018

Tromboner 

A male trombonist who often times is getting layed left right and center

These guys are usually the strongest players in the band.

Wow Phill is such a tromboner he gets layed all the time

Tromboner by You got nothing boi July 10, 2018

tromboner 

a tromboner is a boner that a male gets while in band class. it could also be used as a pun.

“bro, you should’ve seen this girl i saw in band class the other day! she gave me a full on tromboner!”

tromboner by ColdpizzaCardboardcastles August 12, 2018

Tromboner 

When a musical gay guy that plays a trombone has a crush on Sam Smith and they get a boner

Adam did you see Sam Smith at the Grammy Awards. Yeah man I got a real tromboner.

Tromboner by Ohhh yaaaaa shrecky-pie ;P February 5, 2019