A fork of Rural Dictionary
a mentally ill brother who’s poor mental health negatively impacts their siblings, causing said siblings to adopt a MIB liftestyle thus inducing tramua that makes them mibful
My brother punched a hole in the wall then stole my parents car, he’s such a MIB!
An idiot using Mibbit (a popular web-IRC service) to connect to an IRC chat without changing their name and usually ask idiot questions.
*** mib_asdq32 has joined #channel (cgiirc@example.invalid)
mib_asdq32: you moderators are NOOBS!!!
operator: another frikking mib.
MILF IN BOOTS i.e. mum I'd like to fuck wearing boots.
Commonly seen during the colder periods of the year, the milfs will wear knee high boots with jeans, to stay warm while maintaining sex appeal.
A sexy mum in winter wearing boots is a mib