Lewis & Short

muccēdo, muccĭdus, muccĭnĭ-um, muccōsus, muccŭlentus, muccus, v. mucedo, etc.

mūcĭdus (mucc-), a, um, adj. [mucus].

  1. I. Mouldy, musty: mucida panis frusta, Juv. 14, 128: vina, Mart. 8, 6, 4.
  2. II. Snivelling: homo es, Qui me emunxisti mucidum, Plaut. Epid. 3, 4, 58: senex, id. Mil. 3, 1, 52.