CORNFIELD CALLS is a term used to describe the sound of crows in a cornfield. The crossword solution for this term is CAWS, which stands for Corvus Americanus, the scientific name for the American Crow. CAWS is a four-letter word that is used to describe the sound of crows in a cornfield. The American Crow is a species of bird found throughout North America and is known for its loud, raucous calls.