lose your edge

lose (one's) edge

To lose the skills, conviction, or energy that helped make one a success before. At one point I was considered one of the best tennis players in North America, but I lost my edge during college.
See also: edge, lose

lose your edge

COMMON If someone or something loses their edge, they no longer have the special skills, qualities or advantages that they had in the past. As a company, they had lost their competitive edge. Its critics say the magazine is out of date and has lost its edge. Note: If a sword or knife has lost its edge, it is blunt.
See also: edge, lose