She was tired of all the gossip and idle talk in the office.
pointless conversation
Frequency:
75
%
I don't have time for pointless conversation, I need to focus on work.
idle chatter
Frequency:
70
%
The room was filled with idle chatter during the meeting.
mindless banter
Frequency:
60
%
They engaged in mindless banter while waiting in line.
Idiomatic Expressions for idle talk
Phrase: idle talker
Meaning: someone who engages in meaningless conversation
Usage: He's known as an idle talker who never has anything important to say.