Tonk
A UK slang name for a vape or juul.
Or
To be in the process of vaping - past, future, present
"Do you have your tonk?" Lad 1 asked
" Yeah fam I don't leave the gaf without it" replied Lad 2
Or
"Where's he going?" Lad 1 aaked
"To the toilets for a tonk" relied Lad 2