blow (one's) cool

To lose control of one's composure, temper, or nerve in a given situation. He really blew his cool when the waiter dropped his food. I really blew my cool during the interview.

Common Names:

Name	Pronounced	Usage
Abbey	['æbi]
Theodotos	-	Ancient Greek
Urien	-	Welsh, Welsh Mythology, Arthurian Romance
Miron (2)	-	Hebrew
Genovefa	-	Ancient Germanic (Latinized, ?)
Mikha'el	-	Hebrew, Biblical Hebrew