DictionarycudFood brought back for chewing
noun

cud

KUD/kʌd/

Partly digested food brought back to the mouth by animals such as cows to be chewed again.

The cow returns partly digested food to its mouth as cud.

A resting cow chewing a moist fibrous bolus, with a restrained anatomical cutaway showing partly digested plant material returning from the rumen through the esophagus to the mouth.
Etymology

Old English cudu already meant food brought back up for chewing, but also meant gum, resin, or mastic. The modern sense preserves the animal-feeding meaning.

In context

Love Nature: Predators19:08
This female is chewing the cud. She's grinding leaves with her teeth, adding enzymes all the time from her saliva. Then she swallows. and then regurgitates the food so she can chew it some more.
Springbok & Impala: The Unsung Heroes of Africa’s Plains | Wildlife Icons 106

More examples

  • The animal brought up cud for further chewing.
  • A small amount of cud moved in the cow’s mouth.
  • The herd rested while chewing cud.

Forms

cud

Similar words

food
Food is general; cud is partly digested material returned to the mouth for rechewing.
bolus
A bolus is a mass of swallowed or chewed material; cud specifically returns from the stomach.