Here is the meaning of the word, PEAT

Peat ( n. ) - A small person; a pet; -- sometimes used contemptuously.
Peat ( n. ) - A substance of vegetable origin, consisting of roots and fibers, moss, etc., in various stages of decomposition, and found, as a kind of turf or bog, usually in low situations, where it is always more or less saturated with water. It is often dried and used for fuel.