COMPOUND,

1. To mix or unite two or more ingredients in one mass or body as, to compound drugs.

Whoever compoundeth any like it--shall be cut off from his people. Exodus 30 .

2. To unite or combine.

We have the power of altering and compounding images into all the varieties of picture.

3. To compose to constitute.
4. In grammar, to unite two or more words to form one word of two or more.
5. To settle amicably to adjust by agreement as a difference or controversy.
6. To pay by agreement to discharge, as a debt, by paying a part, or giving an equivalent different from that stipulated or required as, to compound debts.

But we now use, more generally, to compound with.

To compound felony, is for a person robbed to take the goods again, or other compensation, upon an agreement not to prosecute the thief or robber. This offense is, by the laws of England, punishable by fine and imprisonment.