flip out

idiomatic intransitive slang

(idiomatic, intransitive, slang) To become very angry or upset.

Japanese Meaning

激怒する / 急に取り乱す / 腹を立てる

When she found out someone had used her toothbrush, she began to flip out.

誰かが自分の歯ブラシを使ったとわかったとき、彼女はかっとなり始めた。

Sense（1）

(idiomatic, intransitive, slang) To become very angry or upset.

When I failed the test, I flipped out.

flips out

（ present singular third-person ）

flipping out

（ participle present ）

flipped out

（ participle past ）

flipped out

（ past ）