letterman

[n] - an athlete who has earned a letter in a school sport
Found on http://www.webdictionary.co.uk/definition.php?query=letterman

letterman

noun an athlete who has earned a letter in a school sport
Found on https://www.encyclo.co.uk/local/20974

Letterman

[sports] A letterman, in U.S. sports, performing arts or academics, is a high school or college student who has met a specified level of participation or performance on a varsity athletic team, marching band, or in other performance school-sponsored activities. The Varsity Letter represents the activities one has done with varsity. ==Overvi...
Found on http://en.wikipedia.org/wiki/Letterman_(sports)

Letterman

A player who has been awarded a 'letter' for excellence in an activity, especially a varsity sport.
Found on http://www.superglossary.com/Glossary/Entertainment/Football/
No exact match found