v. i. [ Prob. fr. chirp. ] To make a short, shrill, cheerful sound; to chirp. See Chirrup. “Cheruping birds.” Drayton. [ 1913 Webster ]
n. A short, sharp, cheerful noise; a chirp; a chirrup;
v. t. To excite or urge on by making a short, shrill, cheerful sound; to cherup to. See Chirrup. [ 1913 Webster ]
He cherups brisk ear-erecting steed. Cowper. [ 1913 Webster ]