out of (one's) tree

slang Crazy. After yet another sleepless night, I'm starting to feel like I'm out of my tree. He's out of his tree if he thinks this plan is going to work!

Common Names:

Name	Pronounced	Usage
Acheson	['ætʃisn]
TemÜR	-	Medieval Turkic
Franzi	FRAHN-tsee	German
Chiemeka	-	Western African, Igbo
Abioye	-	Western African, Yoruba
Pua	-	Hawaiian