What does "agistment" mean?

Agistment: (a) Formerly, the taking and feeding of other men's cattle in the king's forests. (b) The taking in by any one of other men's cattle to graze at a certain rate. Mozley & W. (c) The price paid for such feeding. (d) A charge or rate against lands; as, an agistment of sea banks, i. e., charge for banks or dikes.