Definitions

1. noun

the wad of partially digested food that a ruminant mammal brings up and re-chews to further digest it

“The cow regurgitated its cud and continued grazing in the field.”

2. verb

to chew and swallow food, typically in a ruminant mammal

“The cow was cud-chewing in the corner of the pasture.”

3. verb

to ponder or think deeply about something, often in a repetitive or habitual manner

“She spent hours cud-chewing about her next career move.”