— squealer , n.
/skweel/ , n.
1. a somewhat prolonged, sharp, shrill cry, as of pain, fear, or surprise.
2. Slang.
a. an instance of informing against someone.
b. a protest or complaint; beef.
v.i.
3. to utter or emit a squeal or squealing sound.
4. Slang.
a. to turn informer; inform.
b. to protest or complain; beef.
v.t.
5. to utter or produce with a squeal.
[ 1250-1300; ME squelen; imit. ]