Ghetto Chickens
n.pl.— «The Ravens look very little like the team that went 13-3 last season to win the AFC North, yet they act like every stop is a goal-line stand. No wonder people in this area refer to them as “The Ghetto Chickens,” a term that has been around since even before the first struts of this season.» —“Time for Ravens to stop celebrating” by Tim Pratt Evening Sun (Gettysburg, Pennsylvania) Nov. 30, 2007. (source: Double-Tongued Dictionary)
Further reading
For at least three centuries, declaring I’ll eat my hat! has indicated that the speaker is so certain they’re right, that if they’re not, they’re willing to swallow their chapeau. Variations of this phrase include I’ll eat my boots, I’ll eat my cap...
The phrase throw in the towel meaning “give up,” stems from boxing competitions in the late 19th. If a boxer’s team wanted to stop the fight—usually because their fighter was taking too much punishment—they would literally throw a towel into the air...