the alimentary canal, esp. between the pylorus and the anus, or some portion of it. Compare foregut , midgut , hindgut .

guts,

the bowels or entrails.

Informal . courage and fortitude; nerve; determination; stamina

Climbing that cliff takes a lot of guts.

the inner working parts of a machine or device

The mechanic had the guts of the refrigerator laid out on the kitchen floor.

the belly; stomach; abdomen.

the substance forming the case of the intestine; intestinal tissue or fiber

sheep's gut.

a preparation of the intestines of an animal, used for various purposes, as for violin strings, tennis rackets, or fishing lines.

the silken substance taken from a silkworm killed when about to spin its cocoon, used in making snells for fishhooks.

a narrow passage, as a channel of water or a defile between hills.

Slang . a gut course.

to take out the guts or entrails of; disembowel.

to destroy the interior of

Fire gutted the building.

to plunder (a house, city, etc.) of contents

Invaders gutted the village.

to remove the vital or essential parts from

The prisoner's letters were gutted by heavy censorship.

Informal .

basic or essential

to discuss the gut issues.

based on instincts or emotions

a gut reaction; gut decisions.

spill one's guts

Slang . to tell all; lay oneself bare

the famous star spills his guts in his autobiography.

adjective

material , physical

verb

fill

adjective

basic , deep-seated , emotional , heartfelt , innate , inner , instinctive , interior , internal , intimate , involuntary , natural , spontaneous , unthinking , visceral , viscerous , inward

noun

belly , bowels , duodenum , entrails , innards , intestines , paunch , tripes , tummy * , venter , viscera , braveness , bravery , courageousness , dauntlessness , doughtiness , fearlessness , fortitude , gallantry , gameness , heart , intrepidity , intrepidness , mettle , nerve , pluck , pluckiness , spirit , stoutheartedness , undauntedness , valiance , valiancy , valiantness , valor

verb

bowel , decimate , despoil , dilapidate , disembowel , draw , dress , empty , eviscerate , exenterate , loot , pillage , plunder , ransack , ravage , rifle , sack , abdomen , belly , clean , innards , innate , instinctive , intuitive , level , midsection , paunch , stomach , strip , tummy