Boojum Share definition Flag Noun-Term used in the late 50's to refer to females. Pronounced boojum. There's some fine boogum in that town. She's my boogum. Got some strange boojum last night. Boojum by Nyal R. Cammack October 4, 2005 0 0 Get merch Get the Boojum mug. Buy Now — $32.95 See more merch