Definition of "sunny"

My decayed fair / A sunny look of his would soon repair.

c. 1594 (date written), William Shakespeare, “The Comedie of Errors”, in Mr. William Shakespeares Comedies, Histories, & Tragedies […] (First Folio), London: […] Isaac Iaggard, and Ed[ward] Blount, published 1623, [Act I, scene i]

A gleam of sun shining through the unsashed window, and chequering the dark workshop with a broad patch of light, fell full upon him, as though attracted by his sunny heart.

1841 February–November, Charles Dickens, “Barnaby Rudge”, in Master Humphrey’s Clock, London: Chapman & Hall, […], (please specify the chapter number)

Unloved, and uncaressed, her childhood unbrightened by the sunny mirth of that age, her girlhood a gloomy period of austere seclusion […]

1849, The Literary Garland, page 244

Sunak is a sunnier character than DeSantis, who could illuminate a stage by getting off it. He is also the more reliable friend of Ukraine. Other than that, their oneness is striking.

2023 August 8, Janan Ganesh, “The oneness of Ron DeSantis and Rishi Sunak”, in Financial Times‎

Altman tweeted a sunny message after the combative announcement.

2023 November 18, Blake Montgomery, Dani Anguiano, “OpenAI fires co-founder and CEO Sam Altman for allegedly lying to company board”, in The Guardian‎

sunny beams

1591, Ed[mund] Sp[enser], “Visions of the Worlds Vanitie”, in Complaints. Containing Sundrie Small Poemes of the Worlds Vanitie. […], London: […] William Ponsonbie, […]

the four winds blow in from every coastRenownèd suitors, and her sunny locksHang on her temples like a golden fleece

c. 1596–1598 (date written), William Shakespeare, “The Merchant of Venice”, in Mr. William Shakespeares Comedies, Histories, & Tragedies […] (First Folio), London: […] Isaac Iaggard, and Ed[ward] Blount, published 1623, [Act I, scene i]