lung butter 

Mucous shot from a smoker's lung, up his/her throat and across a space.

I was coughing so hard this morning I shot lung butter all over my steering wheel.

lung butter by Ralph Nicastro January 18, 2006

lung butter 

halking a loogie that is so rich in green snot and mucus that when u halk it up you practicly gag ... mostly in the morning after smoking

oh shit son you see that lung butter

lung butter by Hank Brown June 23, 2005

lung butter 

vomit.(an old slang term)

Oh Crap, the floor is covered in lung butter.

lung butter by Light Joker August 29, 2004

Lung Butter 

The viscous, yellow-green fluid coughed up after playing a reeded instrument for a prolonged period of time. Such as a clarinet or the bagpipes

Man 1: i played my pipes for three hours yesterday and had to cough up about four pounds of lung butter.

Man 2: dude that's gross why don't you just quit the band?
Man 1: because highlanders is life.

Lung Butter by Therealrothman November 24, 2016

Lung Butter 

Phlegm. The thicker, the more yellow, the more flavorful, the better...I wouldn’t recommend spreading it on your toast though.

The worst part of being sick is hacking up a mouthful of lung butter when you have no place to spit.

Lung Butter by LeftCoastOriginal November 19, 2018

Lung Butter 

The mucus you cough up - usually in the morning after smoking excessivly the night before.

Good morning darling... Yikes! That's some serious lung butter you just coughed up.

Lung Butter by ChewingGin August 3, 2023

lung-butter

Lung butter is another term for mucus.

I had a bad cold and hacked up gobs of lung-butter.

lung-butter by sputumqueen December 8, 2013