"Timber I'd Like to Fuck." Used to refer to a sexually attractive, hardcore fan of the Portland Timbers Football Club, of either sex. Person of reference is generally a member of the Timbers Army. Can also be used in reference to any current or former Timbers player or member of the Timbers coaching staff.
Fan 1: Dude, that girl's got a BIG axe!
Fan 2: Oh, what a TILF!
Fan 1: I've got wood. TIMBERS! *** TIMBERS! ***