Talk informally (7)
'talk informally' is the definition.
(I've seen this before)
This is all the clue.
(Other definitions for chat that I've seen before include "Tom in 22 [ALSACE]" , "Talk familiarly" , "Friendly talk" , "A bird; converse" , "An inconsequential and informal talk" .)
'talk informally' is the definition.
(I've seen this before)
This is all the clue.
(Other definitions for chatter that I've seen before include "Idle talk" , "Insignificant talk" , "Idle gossip" , "Babble or gossip" , "Talk informally" .)