sunny

1 of 2

adjective

sun·​ny ˈsə-nē 

sunnier; sunniest

1

: marked by brilliant sunlight : full of sunshine

2

: cheerful, optimistic

a sunny disposition

3

: exposed to, brightened by, or warmed by the sun

a sunny room

sunnily

ˈsə-nə-lē 

adverb

sunniness

ˈsə-nē-nəs 

noun

sunniness

2 of 2

noun

sun·​ni·​ness -nēnə̇s 

plural -es

: the quality or state of being sunny

a sunniness of disposition that delighted us all

Synonyms of sunny

Adjective

• bright
• cheerful
• radiant
• smiling

Examples of sunny in a Sentence

Adjective

the sunniest parts of the country

We found a sunny place to have lunch.

If it's sunny later, we can go to the park.

Recent Examples on the Web

Adjective

Highs are forecast to fall to 89 on Sunday, 80 on Monday and 84 on Tuesday, before climbing to 90 on Wednesday under sunny skies, 94 on Thursday and 93 on Friday. — Joe Marusak, Charlotte Observer, 11 July 2026

Locate these in sunny areas, either in containers or in ground beds. — Tom MacCubbin, The Orlando Sentinel, 11 July 2026

This matching shorts set feels tailor-made for sunny vacations. — Chaise Sanders, Travel + Leisure, 10 July 2026

The alligator that became a sensation in Chicago after turning up in a Humboldt Park lagoon last month is healthy and enjoying the good life in sunny Florida, keepers at his new home said. — Kori Rumore, Chicago Tribune, 9 July 2026

Word History

First Known Use

Adjective

14th century, in the meaning defined at sense 1

Phrases Containing sunny

• sunny-side up

Rhymes for sunny

• bunny
• funny
• gunny
• honey
• money
• runny
• sonny
• tunny

Kids Definition

sunny

adjective

sun·​ny ˈsən-ē 

sunnier; sunniest

1

: bright with sunshine

2

: merry sense 1

a sunny smile

sunnily

ˈsən-ᵊl-ē 

adverb

sunniness

ˈsən-ē-nəs 

noun