Emily Dickinson Lexicon

mob, n. [L. mōbilis, movable, variable, changeable, lively, quick.]

1. Crowd; boisterous assembly; rowdy congregation; volatile gathering.
2. Riot; disorderly group; chaotic cluster; [fig.] storm-tossed forest.
3. Rabble; rout; [fig.] passion; mania; surge of feelings; rush of emotion; [metaphor] chaos; storm; tempest.