affair partner

Proposed by a contributor, not yet supported by evidence.

Meaning · English

A person with whom one has a romantic or sexual relationship outside of marriage or a primary partnership

Nghĩa · Tiếng Việt

Người có quan hệ tình cảm hoặc tình dục ngoài hôn nhân

Machine-translated — suggest a fix

Literally: partner in a romantic affair
Where it’s used: Used Widespread English
Sources & notes

Listed in Wiktionary’s “English idioms” category (retrieved 2026-07-29); definition pending editorial review. Definition drafted by AI (@cf/meta/llama-3.3-70b-instruct-fp8-fast) and auto-approved by rule on 2026-07-30; pending editor spot-check.

Common questions

What does “affair partner” mean?

A person with whom one has a romantic or sexual relationship outside of marriage or a primary partnership Literally: partner in a romantic affair

Is “affair partner” formal or informal?

No register label has been reviewed yet — treat it as neutral and check the usage notes above.