A University of Maryland - College Park graduate with a degree in douchebaggery. Beefcakes are known for spending time at the gym. It is widely known that they need to beef up to overcompensate for their small genitalia. Beefcakes typically still live at home with their parents because they lack the social skills to make real friends. Beefcakes are generally associated with Trixies. See also douchebag and Trixie.
2. Used ironically to describe somebody extremely overweight. Popularized by an early episode of South Park in which Cartman drinks weight gain formula and gets really huge.
3. A cake made of meat. Almost always beef.
"That beefcake justr ate my ice cream"
"That beefcake just ate my chicken"
"That beefcake just ate my broccoli"
"That beefcake just ate my leg"
"That beefcake just ate my babies"
"That beefcake just ate that beefcake"