When a bird squawks, it makes a loud harsh noise. I threw pebbles at the hens, and that made them jump and squawk. Squawk is also a noun. A mallard suddenly took wing, rising steeply into the air with an angry squawk
Note made in an aircraft maintenance log, log book, or clipboard which identifies a fault, an inoperative instrument, or any observation unusual to the normal operation of that aircraft
To transmit an assigned code via a transponder* (e g Delta 207 Heavy, Squawk 2044) The squawk is also the assigned code Below are some standard special squawks