inbreather
/ˈɪnbriːθər/Definitions
1. noun
A person who breathes in, especially smoke from a cigarette or other smoke-producing device.
“The doctor warned the inbreather about the dangers of passive smoking.”
2. verb
To breathe in, especially smoke from a cigarette or other smoke-producing device.
“The tourists were warned not to inbreath the toxic fumes in the abandoned factory.”