Goldwynism
[gohld-wi-niz-uh m]
noun
a phrase or statement involving a humorous and supposedly unintentional misuse of idiom, as “Keep a stiff upper chin,” especially such a statement attributed to Samuel Goldwyn, as “Include me out.”
Origin of Goldwynism
Dictionary.com Unabridged
Based on the Random House Unabridged Dictionary, © Random House, Inc. 2019
Goldwynism
1937, in reference to the many malaprop remarks credited to U.S. film producer Samuel G. Goldwyn (1882-1974); the best-known, arguably, being "include me out."
Online Etymology Dictionary, © 2010 Douglas Harper