1. (slang) (loanword) dollar
2. classifier for sets of one hundred sheets (of paper)
3. classifier for knife cuts or stabs
4. (Internet slang) to bargain; to ask for a small discount (esp. on second-hand marketplaces)

classifier: 把

1. the back of a body or object
2. to turn one's back
3. to hide something from
4. to learn by heart
5. to recite from memory
6. (slang) unlucky
7. hard of hearing