Definition of athletic supporter
: a supporter (as of elasticized fabric) for the genitals worn by men participating in sports or strenuous activities
First Known Use of athletic supporter
Medical Definition of athletic supporter
: a supporter for the genitals worn by boys and men participating in sports or strenuous activities—called also jockstrap; see cup 3a(1)
Seen and Heard
What made you want to look up athletic supporter? Please tell us where you read or heard it (including the quote, if possible).