one too many
An alcoholic drink that pushes one into drunkenness. (Does not always refer literally to a single drink, but to the point at which one becomes overly intoxicated.) I think you've had one too many, Steve—you'd better let me drive you home. Whoa, that last pint was one too many—I'm feeling pretty woozy.
one too many
Euph. one drink of liquor too many, implying drunkenness. I think I've had one too many. It's time to stop drinking. Don't drive if you've had one too many.
one too many
n. one drink of liquor too many, implying drunkenness. I think I’ve had one too many. It’s time to stop drinking.