1. Utter a harsh, abrupt scream
   "The hawk screaked as it swooped down on its prey";
   - squawk, skreak [non-standard], skreigh [UK, dialect], screech
    
2. Make a high-pitched, screeching noise
   "My car engine makes a screaking noise";
   - whine, squeak, screech, creak, skreak [non-standard]

Derived forms: screaked, screaking, screaks

Type of: call, cry, holler [informal], hollo [non-standard], make noise, noise, resound, scream, shout, shout out, squall, yell