banana oil
Proposed by a contributor, not yet supported by evidence.
Meaning · English
Nonsense.
Register: dated, slang
Where it’s used:
Used
American English
Examples
Perhaps Miss Fisher has the last word when she says, "What a load of banana oil!"
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).
Common questions
What does “banana oil” mean?
Nonsense.
Is “banana oil” formal or informal?
banana oil is generally dated, slang.