Penjamin

Penjamin is affectionate slang for a vape pen or disposable, blending 'pen' and 'Benjamin' (a $100 bill — referencing the price). The term has spread heavily on TikTok and Discord.

Example: I left my penjamin in the Uber.

Etymology: Internet-era coinage that took off on Vine and TikTok in 2019-2021.