noun

1. : now often regarded as an indelicate usage
   1. the bowels; entrails
   2. the stomach or belly
2. all or part of the alimentary canal, esp. the intestine
3. tough cord made from animal intestines, used for violin strings, surgical sutures, etc.; catgut
4. the little bag of silk removed from a silkworm before it has spun its cocoon: made into strong cord for use in fishing tackle
5. a narrow passage or gully, as of a stream or path
6. Informal the basic, inner or deeper parts
7. Informal
   1. daring, courage, perseverance, vigor, etc.
   2. impudence; effrontery
   3. power or force

Etymology: ME < OE guttas, pl. < base of geotan, to pour: for IE base see gust

transitive verb gutted gut′·ted, gutting gut′·ting

1. to remove the intestines from; eviscerate
2. to destroy the interior of, as by fire

adjective

1. urgent and basic or fundamental the gut issues of a campaign
2. easy; simple a gut course in college