early 20th cent.: abbreviation of US slang spiggoty, in the same sense, of uncertain origin: perhaps an alteration of speak the in 'no speak the English'
the apartment was immaculate; in her immaculate white uniform; a spick-and-span kitchen; their spic red-visored caps. 这个房间一尘不染;穿着她那一尘不染的白制服;整洁的厨房;他们那整洁的、红色帽檐的帽子。