Usually used either as a verb or a noun. Means to screw up or badly misspell a word. Also can be used to describe excessive use of pronouns.
Dude, you just pulled a bouman.
Wow, you completely boumaned that one.
A Bouman is usually tall, sexy, and freaking crazy. Bouman loves to be alone but, doesnt mind being with others. He has an amazing personality and is not afraid to be himself.
Jill: That guy is hot!
Kathy: He must be a Bouman.