run one on
In real, traceable use. Part of the curated seed collection; community review is coming.
Meaning · English
To flirt with or make a pass at a woman, especially a woman already in a relationship.
Nghĩa · Tiếng Việt
Tán tỉnh hoặc làm tình với một người phụ nữ, đặc biệt là người phụ nữ đã có mối quan hệ
Machine-translated — suggest a fix
Register: offensive, slang
Where it’s used:
Used
American English
Sources & notes
Adapted from English Wiktionary (CC BY-SA 4.0, retrieved 2026-07-30 via kaikki.org).
Common questions
What does “run one on” mean?
To flirt with or make a pass at a woman, especially a woman already in a relationship.
Is “run one on” formal or informal?
run one on is generally offensive, slang.