CHIRP

chirp. Chirp, v.i. to imitate the noise of birds, &c. make a noise, make or become cheerful

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Chirp (?), v. i. [imp. & p. p. Chirped (?); p. pr. & vb. n. Chirping.] [[Of imitative orgin. Cf. Chirk, Chipper, Cheep, Chirm, Chirrup.]] To make a shop, sharp, cheerful, as of small birds or crickets.