whale tail
In real, traceable use. Part of the curated seed collection; community review is coming.
Sense 1
Meaning · English
An unintentional display of a thong above the waistband of trousers etc.
Register: slang
Where it’s used:
Used
American English
Examples
So, next time you see a mom with a "whale tail" peeking out of her pants while she puts in a car seat, remember, "You can't judge a book by its cover."
Usage example from English Wiktionary (CC BY-SA 4.0, retrieved 2026-07-30)
Sources & notes
Adapted from English Wiktionary (CC BY-SA 4.0, retrieved 2026-07-30 via kaikki.org).
Sense 2
Meaning · English
A kind of large automotive rear spoiler.
Register: slang
Sources & notes
Adapted from English Wiktionary (CC BY-SA 4.0, retrieved 2026-07-30 via kaikki.org).
Common questions
What does “whale tail” mean?
An unintentional display of a thong above the waistband of trousers etc.
Is “whale tail” formal or informal?
whale tail is generally slang.