ゲロ

noun, noun or participle which takes 'suru', intransitive verb

vomit; puke

Colloquial noun and suru-verb for vomit or the act of vomiting. Crude; used in casual speech.

• 飲のみすぎてゲロしちゃった。

  I drank too much and puked.

• 道みちにゲロが落おちてた。

  There was vomit on the street.

noun, noun or participle which takes 'suru', intransitive verb

confessing; spilling the beans

Slang for confessing or revealing something under pressure, often in a criminal or interrogation context. Used as a suru-verb.

• 警けい察さつでゲロって全ぜん部ぶ話はなした。

  He spilled the beans at the police station and told everything.

prefix

extremely; really; very

Colloquial prefix used for emphasis, often with negative or extreme adjectives. Roughly equivalent to 超 or めっちゃ.

• あの映えい画が、ゲロつまんなかった。

  That movie was extremely boring.

• ゲロまずいラーメンだった。

  It was really awful ramen.