The camels fed upon [
herbs, or
herbage, of the kind termed]
عُشْب; and [according to the TA as a distinct meaning]
became fat (
K,
TA)
therefrom; (
TA;) as also
↓
أَعْشَبَت according to the K, but this latter is wrong, being correctly
↓
اعتشبت, as in the parent-lexicons. (
TA.)