Also found in: Dictionary, Thesaurus, Acronyms.
Fig. [of eggs] with yolks facing up and not turned over or cooked through; straight up. I'll have my eggs sunny-side up, with toast and coffee. People who like sunny-side up eggs wouldn't dream of eating a whole raw egg.
ˌsunny-side ˈup(American English) (of an egg) fried on one side only: How’d you like your eggs - scrambled or sunny-side up?
mod. [of eggs] having yolks facing up and still yellow and hot, but not cooked through; straight up. I’ll have my eggs sunny-side up, with toast and coffee.