flabby-pack
n.— «It’s hard not to laugh when Will Ferrell, who can be very funny when given something actually funny to do, takes off his shirt to brandish his flabby-pack, a ritual unveiling now apparently written into all his contracts.» —“Trapped Way Back in Time With a Bunch of Dopey Dinosaurs” by Manohla Dargis New York Times June 5, 2009. (source: Double-Tongued Dictionary)