Definition of chairwarmer
slang
a
:a person (as one not registered as a guest) who sits for prolonged periods in hotel lobbies
b
:an employee (as one in a sedentary occupation) who is superfluous or who makes little effort to apply himself to his work
- the seniority rule … discourages ability and efficiency, and encourages the chairwarmer
- —S. T. Williamson and Herbert Harris
