Last Updated：2025/11/20

(idiomatic, vulgar, slang, euphemistic) Menstruating. / (idiomatic) In a bad mood.

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on the rag

Source Word

on the rag

Prepositional phrase

euphemistic idiomatic slang vulgar

(idiomatic, vulgar, slang, euphemistic) Menstruating. / (idiomatic) In a bad mood.

Japanese Meaning

生理中 / 機嫌が悪い

When she said she couldn't join the hike, I assumed she was on the rag.

彼女がハイキングに参加できないと言ったとき、私は彼女が生理中だと思った。

Sense（1）

(idiomatic, vulgar, slang, euphemistic) Menstruating.

Harold: How is Sarah? I don't want to jump her while she's on the rag.

- From the motion picture The Big Chill.

Sense（2）

(idiomatic) In a bad mood.