nutter
Nutter (noun) means British informal: an eccentric or mentally unstable person. Example: “The neighbours think he's a bit of a nutter, always shouting at the pigeons.”
How to use nutter
Learner’s notesIn plain EnglishSlang, mainly British, for someone who acts crazy or unpredictable.
Informal and can be mildly offensive — use with care.
Chiefly British slang; American English tends to use "nut" or "crazy person" instead.
Word forms
- Plural
- nutters
Fill the gap
Can you complete this real example?
The neighbours think he's a bit of a _____, always shouting at the pigeons.
Etymology
From nut (in the sense "crazy person") plus the agent suffix -er.