I. ˈsō-ən-ˌsō noun
( plural so-and-sos or so-and-so's -ˌsōz)
Date: 13th century
1. : an unnamed or unspecified person, thing, or action
2. : bastard 3
II. adverb
Date: 1565
1. : to an unspecified amount or degree
2. : in an unspecified manner or fashion