HUMMOCK Meaning of HUMMOCK in English [hum.mock] n [alter. of [2]hammock] (1555) 1: a rounded knoll or hillock 2: a ridge of ice 3: [2]hammock 2. -- hummock vb -- hum.mocky adj Merriam-Webster English vocab. Английский словарь Merriam Webster. 2012