lose edge

lose your edge

to no longer have the determination or skills that made you successful in the past Long ago, Foster figured out you could act like a gentleman and still not lose your edge.
See also: edge, lose

lose your edge

to lose the qualities or skills that made you successful in the past She's still competing, but she's two years older now and she's lost her edge.
See also: edge, lose
References in periodicals archive ?
It's true that as we grow older, many aggravations that we used to take seriously seem to lose edge ("Older but Mellower: Aging brain shifts gears to emotional advantage," SN: 6/24/06, p.
At this point, the print web will start to lose edge cure because the UV energy is being blocked by the eroded material on the inside of the lamp.