マザコン Meanings Noun being a mama's boy; having an (overly) strong attachment to one's mother See also: マザーコンプレックス. Oedipus complex; sexual attraction to one's mother See also: マザーコンプレックス. Example sentences トムってマザコンなんだよ。Tom is a mama's boy. トムは運動もできるし優しいしルックスもまずまず。ただね、マザコンというのが玉に瑕なんだよね。Tom is able to work out, kind hearted and decent looking, but this is all put to waste by his so called 'mother complex'. Jinuma: Japanese Dictionary · Word lists