1. cherup - Noun
2. cherup - Verb
To make a short, shrill, cheerful sound; to chirp. See Chirrup.
To excite or urge on by making a short, shrill, cheerful sound; to cherup to. See Chirrup.
A short, sharp, cheerful noise; a chirp; a chirrup; as, the cherup of a cricket.
Source: Webster's dictionary