to be garrulous; to talk or gossip without stopping

To engage in frivolous, vulgar, or unhelpful chatter; to be glib

garrulous and sharp-tongued; talkative in a glib or shallow way

to be talkative and sarcastic in a way that is annoying or malicious; to have a sharp tongue

(literary) to be talkative and sarcastic in an annoying way; to have a sharp tongue