smoking lamp 

1. (on sailing ships) a lamp from which a pipe may be lit
2. (figuratively) permission to smoke

"Light smoking lamp" (giving permission for crew to smoke) and "out smoking lamp"
(denying permission) are listed among the 104 bugle calls in the US Navy's "Manual for Buglers", 1953 edition.

smoking lamp by Plebe Tribune March 25, 2009

Smoking lamp 

Another word for a bong.

Gramas boy “you forgot your smoking lamp” throws bong and it smashes on the pavement. “I’m sorry, was that expensive peice?”

You forgot your smoking lamp, (throws bong) I’m sorry was hat expensive peice?

Smoking lamp by Banksysmalls June 11, 2018