n. & adj.
n. (also piggie) colloq. 1 a little pig. 2 a a child's word for a pig. b a child's word for a toe. 3 Brit. the game of tipcat.
adj. (piggier, piggiest) 1 like a pig. 2 (of features etc.) like those of a pig (little piggy eyes). piggy bank a pig-shaped money box. piggy in the middle = pig in the middle.