The male or female partner of a large breasted (usually) woman who has above average incapabilities of dealing with social situations.
"Why did you leave so early?"
"Chris was such an Awkward Titmouse. He kept touching and not talking."
"Your parents must be really pissed off now"
"Yeah, this is the second family party when he's done this"
by Bettina Elizabeth October 20, 2008