bee in bonnet

bee in one's bonnet

a single idea or a thought that remains in one's mind; an obsession. (*Typically: get ~; have ~; give one ~.) I have a bee in my bonnet over that cool new car I saw, and I can't stop thinking about it. I got a bee in my bonnet about swimming. I just wanted to go swimming all the time.

Common Names:

Name	Pronounced	Usage
Ruperta	roo-PER-tah	Spanish
Callista	kə-LIS-tə	English (Rare)
Coco	KO-ko	Various
Iovis	-	Roman Mythology
Quirina	-	Late Roman
Finbarr	FIN-bar	Irish