red flag

//rɛd flæɡ// Easy • Origin: Therapy/dating discourse online.

Warning sign of a problem (often dating).

Lying about the small stuff is a red flag.

green flag; beige flag

Emoji reinforces the idea.

The DJ played a mashup of old hits.

He started quiet quitting after being denied a raise.

I was stresslaxing the whole vacation.

He plays on a smurf account to practice.

They tested prompt injection vulnerabilities.

The interviewer scored a big gotcha moment.