A fan of CKY (the band and/or the films) who has sexual urges towards his/her mother.
See also: FuCKYou, FuCKY, and MindfuCKY.
by EJL March 22, 2004
3 Words related to motherfuckyer
See fuCKYou. CKY Rooooolllllllzzzz
FuCKYou you motherfuCKYer.
by Elgeoharris December 12, 2003

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