Blatantly Ignorant Ass Hole. Typically refers to
people who overuse the internet shorthand typing style and also use extremely
poor grammer. Not to be confused with
1337 talk.
An example of what a BIAH would say:
OMG Liek did u c wat julie was wearing 2day? She didnt even
check 2 c if it matched wit her shoes. i tryd 2 talk 2 her but she was all liek "
OMG i will change it b4 the dance."