a bit on the side

Meaning: A secret lover; an affair.

Language: English

Literally: (Already vivid in English)

Example: “The novel's plot turns on the husband's bit on the side.”

Category: Daily Life

Origin: "On the side" means extra, as with a side dish ordered apart from the main course. The British phrase is recorded from the mid-20th century.

Equivalents in other languages

More idioms — Daily Life

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