Acroynm for Secretive Hook Up Boy/girl. One of your friends that hooks up with the opposite sex, but will never tell anybody, and normally when this person is asked, they deny everything. This person normally tells you and your friends everything else about them, besides the goodlooking or mostly nasty people that they hook up with.Add the bih (for "by") at the end.
by rowland nolan April 9, 2008