- to form a liaison.
Origin of liaise
First recorded in 1925–30; back formation from liaison
Dictionary.com Unabridged Based on the Random House Unabridged Dictionary, © Random House, Inc. 2018
- (intr usually foll by with) to communicate and maintain contact (with)
C20: back formation from liaison
Word Origin and History for liaised
1928, back-formation from liaison. Said to be a coinage of British military men in World War I. Related: Liaised; liaising.
Online Etymology Dictionary, © 2010 Douglas Harper