eff and blind
In real, traceable use. Part of the curated seed collection; community review is coming.
Meaning · English
To swear; to use swear words.
Register: slang
Examples
I can't stand the way he's always effing and blinding.
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 “eff and blind” mean?
To swear; to use swear words.
Is “eff and blind” formal or informal?
eff and blind is generally slang.