1. I'm a little embarrassed to say that whenever I get a shot, I squeal like a stuck pig.
2. Alan tried to calm him while Miller continued to squeal like a stuck pig.

Commonly understood to have originated in India in the 1820s, when British cavalrymen would participate in the act (some say sport) of hunting wild pigs. The pigs would often squeal when struck by the cavalry officers' lances. Synonym: To bleed like a stuck pig.