ef (eef) Share definition Flag A contraction for an enby/genderqueer partner. Similar to girlfriend/boyfriend but without a specific gender label. “Helena and her ef (eef) are so cute together!” ef (eef) by Lainey Doyleson February 6, 2021 0 0 Get merch Get the ef (eef) mug. Buy Now — $32.95 See more merch