Irish waterfall
In real, traceable use. Part of the curated seed collection; community review is coming.
Meaning · English
French inhale; inhaling smoke that has just been expelled from the mouth or inhaling smoke through the nose while simultaneously expelling it from the mouth.
Register: slang
Where it’s used:
Used
American English
Sources & notes
Adapted from English Wiktionary (CC BY-SA 4.0, retrieved 2026-07-30 via kaikki.org).
Common questions
What does “Irish waterfall” mean?
French inhale; inhaling smoke that has just been expelled from the mouth or inhaling smoke through the nose while simultaneously expelling it from the mouth.
Is “Irish waterfall” formal or informal?
Irish waterfall is generally slang.