To scorn or tease; to evince contempt or pity for someone, usually contrasted with laugh with.
Used other than figuratively or idiomatically: see laugh, at.
To reproach, blame; to ridicule or tease.
To ignore or killfile (a user on a bulletin board system).
A foolish or annoying person.
A reproach, gibe or taunt.
A person who twitters, i.e. chatters inanely.