# Tommy John surgery

> English word · Noun

## Definitions
1. An ulnar collateral ligament reconstruction.

## Etymology
From Tommy John, the first professional athlete to undergo the procedure.

## Source
Compiled from Wiktionary via kaikki.org (CC BY-SA). Data vintage: 2026-05-06.
Canonical page: https://plainspell.com/en/word/tommy-john-surgery