Having the mental abilities of a less than satisfactory female partner. Commonly the female partner is assumed to be blonde, but not attractive enough to be a bimbo. Used among groups of males to humiliate a specific member, where this member of the group's partner is considered to be unacceptable. Example: You're such a bintwit. Well, that was a bintwitted thing to do.
BINTWIT
Meaning of BINTWIT in English
Slang English vocab. Английский сленговый словарь. 2012