multi-hyphenate n. a person who has (or is known for having) several main occupations. Also attrib. Editorial Note: Thanks to Michael Hobson for suggesting today’s entry! (source: Double-Tongued Dictionary)
Further reading
juicy noun. A person who illicitly carries alcohol in a water bottle. «Gwen Alexander, who’s been working at the Astoria pool for two years, confirms there haven’t been any issues with fighting this year but she said rule enforcement is...
Starting today, the Double-Tongued Dictionary is now a part of A Way with Words! That means that more than 18,000 dictionary records are now at home here and searchable from the top of every page. These are undocumented or under-documented words...
Although I know of no citations, it seems the term could also be applied to people of multiple ethnicities—for example, a Scotch-English-Mexican-American.
I did find a couple instances of similar hyphenates to what you describe, but only two—not nearly enough to substantiate an alternate sense for the term.
Many moguls are considered multihyphenate. The term is a euphemism for a successful jack of all trades and can be applied not just in professional but also in personal life. I consider myself a multihypenate professionally on a small level in that I can pigeon hole what I do as a Consultant very easily. (See http://www.multihyphenate.com)Personally, I also consider myself a multihyphenate best explained by the logo at http://www.momsoup.com with additions of amateur artist along with other specific personality traits. To me everyone is a multihyphenate in their own way
oops, I meant to say that I CAN’T pigeon hole what I do as a Consultant very easily.