Origin of ref
First recorded in 1895–1900; by shortening
Dictionary.com Unabridged Based on the Random House Unabridged Dictionary, © Random House, Inc. 2018
- informal short for referee
Word Origin and History for reffed
1899 (n.), 1929 (v.); short for referee. Related: Reffed; reffing.
Online Etymology Dictionary, © 2010 Douglas Harper