1) To eat noisily or greedily 
• (n.) The East Indian name for the large spiral shell of several species of sea conch much used in making bangles, esp. Turbinella pyrum. Called also chank chell.
Chank' (chănk) noun [ Sanskrit ça&ndot;kha . See Conch .] (Zoology) The East Indian name for the large spiral shell of several species of sea conch much used in making bangles, esp. Turbinella pyrum . Called also chank shell . 
to eat noisily or greedily.