a support for the genitals worn by men engaging in strenuous exercise
- athletic supporter
a band (usually elastic) worn around the leg to hold up a stocking (or around the arm to hold up a sleeve)
a person who contributes to the fulfillment of a need or furtherance of an effort or purpose
"my invaluable assistant"
"they hired additional help to finish the work"
someone who supports or champions something
a person who backs a politician or a team etc.
"all their supporters came out for the game"
"they are friends of the library"