ガンギマリ

noun

euphoric face; drug-induced blissful expression

Manga slang for a face showing extreme euphoria, typically from drug use. Often used in a humorous or exaggerated way.

• あのキャラ、クスリやってガンギマリになってる。

  That character is making a euphoric face after taking drugs.

• ガンギマリの表ひょう情じょうが面おも白しろすぎる。