Read the dictionary definition of shit. All definitions for this word.
1. something of little value
1. his promise is not worth a damn
2. not worth one red cent
3. not worth shucks
2. obscene words for unacceptable behavior
1. I put up with a lot of bullshit from that jerk
2. what he said was mostly bull
3. insulting terms of address for people who are stupid or irritating or ridiculous
4. a coarse term for defecation
1. he took a shit
5. a small worthless amount
1. you don't know jack
6. obscene terms for feces
7. have a bowel movement
1. The dog had made in the flower beds
8. give away information about somebody
1. He told on his classmate who had cheated on the exam