“Squawk” has a few common meanings, depending on context:

Main meanings of “squawk”

1. Everyday English

As a verb :

  • To make a loud, harsh cry, especially like a bird (for example, a parrot or crow making a sharp, noisy call).
  • To complain or protest loudly, especially in an annoyed or exaggerated way (e.g., “Customers started to squawk about the price increase.”).

As a noun :

  • A harsh, abrupt cry or screech.
  • A loud complaint or protest.

2. Aviation / flying context

In aviation, “squawk” is specialized jargon:

  • A “squawk code” is a four‑digit number that a pilot sets on the aircraft’s transponder so air traffic control can identify and track the plane.
  • Controllers say things like “Squawk 4321” (meaning “set your transponder to code 4321”) or “Squawk VFR” (set the standard visual‑flight‑rules code, often 1200 in the US).
  • “Are you squawking?” can mean “Is your transponder transmitting the correct code/altitude information?”

There’s also informal aviation use:

  • A “squawk” can mean a written report of a problem with the aircraft for maintenance to fix.

3. Slang / informal uses

  • To “squawk” about something: to complain or whine.
  • In some slang, to “squawk” can also mean to rat on someone / tattle (e.g., “Don’t squawk to the boss about this”).

So if you see “what does squawk mean?”:

  • In general conversation: harsh bird‑like sound, or loud complaining.
  • In flying/ATC/plane forums: most likely the transponder code meaning.

Information gathered from public forums or data available on the internet and portrayed here.