From Longman Dictionary of Contemporary Englishtrottertrot‧ter /ˈtrɒtə $ ˈtrɑːtər/ noun [countable] DFa pig’s foot, especially when cooked and used as food
Examples from the Corpus
trotter• And now the child watched Ben slowly lay down the half-eaten trotter and hold up both hands before his large face.• Brawn would be made from the trotters and the ears, and then there was the head. 