[ wil-koh ]
/ ˈwɪl koʊ /


(especially in radio transmission) an indication that the message just received will be complied with.


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“Compliment” and “complement” had a shared meaning a long time ago, but today they are no longer interchangeable.

Origin of wilco

First recorded in 1935–40; short for will comply
Dictionary.com Unabridged Based on the Random House Unabridged Dictionary, © Random House, Inc. 2020

Example sentences from the Web for wilco

British Dictionary definitions for wilco

/ (ˈwɪlˌkəʊ) /


an expression in signalling, telecommunications, etc, indicating that a message just received will be complied withCompare roger

Word Origin for wilco

C20: abbreviation for I will comply
Collins English Dictionary - Complete & Unabridged 2012 Digital Edition © William Collins Sons & Co. Ltd. 1979, 1986 © HarperCollins Publishers 1998, 2000, 2003, 2005, 2006, 2007, 2009, 2012