Mental fucked Share definition Flag When a boater doesn't know how to say Mentally retarded, he just mixes up two random curse words and puts them together. kid 1: What's 1+1?Boater: Mental fucked. Mental fucked by Niglet12345689 August 21, 2011 0 0 Get merch Get the Mental fucked mug. Buy Now — $32.95 See more merch