When a female or male(in homosexual scenarios) grabs their partner's penis
from behind and plants their tongue and lips on their asshole
. Then he or she proceeds by licking and possibly eating out their partner's asshole
. At the same time, he or she gives them a handjob
. This movement that is performed is very much similar to playing a trombone.
Dude, last night I walked in on Sheeneequa while she was giving Dennis a rusty trombone.
My Boss frequently asks his employees to give him a rusty trombone.
Garrett could not resist asking for a rusty trombone after coming back from band camp.
Stewart: Hey Martha. I Think we should try something new today.
Bertha: Like what?
Stewart: Give me a rusty trombone! Now!
Bertha: But Stewart, you have so much hair all around your ass and on your gooch
, it will be like eating a hay bale. Consider shaving that monkey ass of yours and then I will give you the best rusty trombone!
Stewart: Okay, I will do as you say. I may be whipped, but I'm so horny right now.