- Retrenchment Re*trench"ment, n. [Cf. F. retrenchment.]
1. The act or process of retrenching; as, the retrenchment of
words in a writing.
2. (Fort.) A work constructed within another, to prolong the defense of the position when the enemy has gained possession of the outer work; or to protect the defenders till they can retreat or obtain terms for a capitulation. [1913 Webster]
The Collaborative International Dictionary of English. 2000.