1.
meddling, interfering, teasing
Unwanted interference or playful pestering in someone else's affairs.
Common patterns
Almost always ちょっかいを出す: to meddle, to tease, to make a pass at. The target takes に: 弟にちょっかいを出す.
Usage
- Teasing or meddling: mildly negative, often playful.
- Romantic advances: implies unwelcome or inappropriate behavior.
Etymology
Originally a cat's front paw reaching out to swat at something.