1) British slang for a fool 2) English boy name 
WILF is a Christian radio station licensed to Monroeville, Alabama, broadcasting on 88.9 MHz FM. WILF serves Lower Alabama and the Florida Panhandle and is an affiliate of The Life FM Network. WILF airs a variety of Christian Talk and Teaching programs as well as inspirational, praise and worship, and southern gospel music. Programs heard on The L...
when an owl becomes frightened and his or her feathers lie flat, appearing smaller
Wilf is British slang for a fool.