Gut
Part of speech: noun
Definition: The alimentary canal, especially the intestine; innards. The abdomen of a person, especially one that is enlarged The intestines of an animal used to make strings of a tennis racket or violin, etc.
Part of speech: adjective
Definition: Made of gut, e.g., a violin with gut strings Instinctive, e.g., a gut reaction
Part of speech: verb
Definition: To eviscerate. To remove or destroy the most important parts of.
Example sentence: Trust your gut. You know yourself, so don't let somebody else tell you who you are.
Catgut
Part of speech: noun
Definition: A cord of great toughness made from the intestines of animals, esp. of sheep, used for strings of musical instruments, etc.The material from which such cords are made.A sort of linen or canvas, with wide interstices.