sell out (one’s body)
v. phr.— «In lacrosse parlance, when a player gives his all, diving for a loose ball or absorbing a punishing hit, he “sells out,” or “sells out his body.”» —“The Rivalry” by Dale Keiger Johns Hopkins Magazine (Baltimore, Maryland) June, 2004. (source: Double-Tongued Dictionary)
Further reading
The owner of a Berlin, Maryland, produce stand wants to know: When a customer is buying four ears of corn, should they say I have four corn or I have four ears of corn? Corn is a mass noun that can also be counted as a plural, just as we might say I...
Have you ever googled your own name and found someone else who goes by the very same moniker? There’s a word for that: googleganger. Plus, the language of hobbyists and enthusiasts: If you’re a beekeeper, perhaps you call yourself a...