'Screechy' definitions:

Definition of 'screechy'

From: WordNet
adjective
Having or making a high-pitched sound such as that made by a mouse or a rusty hinge [syn: screaky, screechy, squeaking, squeaky, squealing]

Definition of 'Screechy'

From: GCIDE
  • Screechy \Screech"y\, a. Like a screech; shrill and harsh. [1913 Webster]