n. The act of chirping; a chirp. [ 1913 Webster ]
The sparrows' chirrup on the roof. Tennyson. [ 1913 Webster ]
v. t.
v. i. To chirp. Tennyson. [ 1913 Webster ]
The criket chirrups on the hearth. Goldsmith. [ 1913 Webster ]
a. Cheerful; joyous; chatty. [ 1913 Webster ]