- The definition of a mensch is a person who is decent, honest and upstanding.
An all-around good guy who can be trusted and who does good things is an example of a mensch.
Origin: Yiddish from Ger, person from Old High German mannisco, origin, originally , human from mann, man plush isc-, -ish
Used by arrangement with John Wiley & Sons, Inc.
or menshnoun pl. mensch·es or mensch·en Informal
Origin: Yiddish, human being, mensch, from Middle High German, human being, from Old High German mennisco; see man-1 in Indo-European roots.