From Wiktionary, the free dictionary
From sunbeam + -y.
sunbeamy (comparative more sunbeamy, superlative most sunbeamy)
- Like a sunbeam; bright, golden, cheerful.
2007 November 8, Michael Luo, “On Campaign Stump, Romney Preaches the Importance of Optimism”, in New York Times[1]:But it is Mr. Romney who has most thoroughly incorporated such sunbeamy phrases and anecdotes into his repertory on the stump.
