HILF Share definition Flag An acronym meaning “Hayden I Like to Fuck”Usually reserved for Haydens that are incredibly sexy/handsome Girl 1: Check out Hayden, he looks hot tonight Girl 2: Yeah, he’s a HILF HILF by HaydosAus February 11, 2018 0 0 Get merch Get the HILF mug. Buy Now — $32.95 See more merch