Shaft Jacket 

1. A jacket and or coat that gives one the appearance of Shaft.

2: An idiom for the word Condom

1. Did you see that nigga's coat? It was a real shaft jacket.

2. Hey baby, we can have sex as long as you brought a shaft jacket.

Shaft Jacket by L-pain420 December 31, 2011

Shaft Jackstall 

V. The act of beating your meat in school during school hours.

Guy 1: Hey where the fuck where you in AP special Ed?
Guy 2: I skipped and pulled a shaft jackstall in the bathroom".

Shaft Jackstall by Big_nig_6969 June 7, 2018