Where does “Smokies” come from?

Smokies (English) comes from English smoky, from English smoke, from Middle English smoke, from Old English smoca, from Proto-Germanic smukô, from Danish smug- — secretly.

Ancestry of “Smokies”, step by step

Smokies traces back through two separate lines of ancestry.

via English smoky

StepLanguageWordMeaning
1EnglishsmokyFilled with smoke; Giving off smoke; Of a colour...
2EnglishsmokeThe visible vapor/vapour, gases, and fine...
3Middle Englishsmokesmoke
4Old Englishsmocasmoke
5Proto-Germanicsmukôsmoke, nebulous air
6Danishsmug-secretly

via English S

StepLanguageWordMeaning
1EnglishSThe ordinal number nineteenth, derived from this...
Every word from Danish smug-Every word from Proto-Germanic smukôEvery word from Old English smoca