Noah Webster's New International Dictionary of the English Language

1. (n.) A mobcap.

2. (v. t.) To wrap up in, or cover with, a cowl.

3. (n.) The lower classes of a community; the populace, or the lowest part of it.

4. (n.) A throng; a rabble; esp., an unlawful or riotous assembly; a disorderly crowd.

5. (v. t.) To crowd about, as a mob, and attack or annoy; as, to mob a house or a person.