adj. (sunnier, sunniest)
1. a bright with sunlight. b exposed to or warmed by the sun.
2 cheery and bright in temperament.
Phrases and idioms:
the sunny side
1. the side of a house, street, etc. that gets most sun.
2 the more cheerful aspect of circumstances etc. (always looks on the sunny side).
Derivatives:
sunnily adv. sunniness n.