The definition of chirpy is someone or something that is cheerful and lively.
A happy, smiling person who is always in a good mood is an example of someone who might be described aschirpy.
- Characterized by chirping tones: a bird with a chirpy song.
- Tending to chirp: a chirpy parakeet.
- Cheerful and good-humored: a chirpy radio announcer.
(comparative chirpier, superlative chirpiest)
chirp + -y.