Dictionary.com
Thesaurus.com
Synonyms

cud

American  
[kuhd] / kʌd /

noun

  1. the portion of food that a ruminant returns from the first stomach to the mouth to chew a second time.

  2. Dialect. quid.


idioms

  1. chew one's / the cud, to meditate or ponder; ruminate.

cud British  
/ kʌd /

noun

  1. partially digested food regurgitated from the first stomach of cattle and other ruminants to the mouth for a second chewing

  2. to reflect or think over something

"Collins English Dictionary — Complete & Unabridged" 2012 Digital Edition © William Collins Sons & Co. Ltd. 1979, 1986 © HarperCollins Publishers 1998, 2000, 2003, 2005, 2006, 2007, 2009, 2012

cud Scientific  
/ kŭd /
  1. Food that has been partly digested and brought up from the first stomach to the mouth again for further chewing by ruminants, such as cattle and sheep.


Etymology

Origin of cud

before 1000; Middle English; Old English cudu, variant of cwiodu, cwidu; akin to Old High German quiti glue, Sanskrit jatu resin, gum. See quid 1