A Receipt

1. The act of receiving, or the fact of having been received.
2. (obsolete) The fact of having received a blow, injury etc.
3. (in the plural) A quantity or amount received; takings.
4. A written acknowledgment that a specified article or sum of money has been received.
5. (usually in the plural) (A piece of) evidence, documentation, etc. to prove one's past actions, accomplishments, etc.
6. (Internet slang, usually in the plural, by extension) (A piece of) evidence (e.g. documentation or screen captures) of past wrongdoing or problematic behavior or statements.
7. (archaic in New England and rural US since end of 20th century, elsewhere since middle of 20th century)^[1][2] A recipe, instructions, prescription.
8. (obsolete) A receptacle.
9. (obsolete) A revenue office.
10. (obsolete) Reception, as an act of hospitality.
11. (obsolete) Capability of receiving; capacity.
12. (obsolete) A recess; a retired place.