DYKWIA n. an abbreviation of “do you know who I am?” said to be used by celebrities or others seeking special privileges. Also attrib. (source: Double-Tongued Dictionary)
Further reading
Chris from Kittery, Maine, wonders about the colloquial expression no sirree, Bob! or yes sirree, Bob!, which is an emphatic way of saying “definitely not!” or “no way!” The sirree (sometimes spelled with one r, as siree) in...
Contractions have been used in English since Elizabethan times, but conventions about their correct use go in and out of favor. Writing in 1899 in the monthly magazine Correct English, author and publisher Josephine Turck Baker advised that using...