verb

talk in a friendly and informal way.

she chatted to her mother on the phone every day

talk,gossip,chatter,chitter-chatter,speak,converse,have a conversation,engage in conversation,tittle-tattle,prattle,jabber,jibber-jabber,babble,prate,go on,run on,communicate,talk nineteen to the dozen,slabber,gas,have a confab,jaw,chew the rag,chew the fat,yap,yak,yackety-yak,yabber,gabber,yatter,yammer,powwow,natter,witter,rabbit,chunter,waffle,have a chinwag,chinwag,shoot the breeze,visit,mag,confabulate,twaddle,twattle,clack,claver

noun

an informal conversation.

he dropped in for a chat

talk,conversation,gossip,chatter,chitter-chatter,heart-to-heart,tête-à-tête,blether,blather,conference,discussion,dialogue,exchange,adda,jaw,gas,confab,gabber,powwow,natter,chinwag,rabbit,crack,rap,bull session,gabfest,convo,confabulation,colloquy