a support for the genitals worn by men engaging in strenuous exercise
"He adjusted his supportive underwear to ensure proper coverage during his intense marathon training."
A person who gives support to someone or something.
"The local community came together as a strong supporter of the new library project."
A person who supports, promotes, advocates or champions a cause, movement, or political party; an adherent.
"The new activist became a passionate supporter of the local environmental cleanup initiative."
In plain English: A supporter is someone who helps, encourages, or stands behind another person or group.
"The team's biggest supporter cheered loudly from the stands during the final match."
Usage: Use "supporter" rather than the synonym "fan" when referring to someone backing a political candidate or social cause. Avoid using it for sports enthusiasts if you wish to distinguish between casual admirers and those providing financial aid.
The word supporter comes from Middle English and was formed by adding the suffix "-er" to the verb support. It originally meant a person who supports or upholds something, traveling directly into modern English with that same core meaning.