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Meaning of guck

guck

Pronunciation: (guk, gook), [key]
— n. Informal.
  1. slime or oozy dirt: the guck in a stagnant pond.
  2. any oozy, sticky, or slimy substance: a can of guck to patch the roof.
Random House Unabridged Dictionary, Copyright © 1997, by Random House, Inc., on Infoplease.
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