(1):
(v. t.) To gain a slight taste of; to acquire a slight, superficial knowledge of; to smack.
(2):
(v. t.) To talk superficially about.
(3):
(v. i.) To have a slight taste, or a slight, superficial knowledge, of anything; to smack.
(4):
(v. i.) To talk superficially or ignorantly; to babble; to chatter.
(5):
(n.) Superficial knowledge; a smattering.