elaborately attired, dressed to draw attraction
dressed very nicely, extravagantly
intentionally wearing clothes that attract attention and admiration
She arrived at the reception dressed to kill.
The man was dressed to kill in a tuxedo, hat, gold watch, and expensive shoes because he was going to accept an award.
I want to marry that beautiful girl who is always dressed to kill.
Ferrari Portofino was just dressed to kill in the car exhibition.
The actress is dressed to kill in the black gown.
There is no origin for this idiom
Common phrase that has a specific meaning.