noun
tedious small talk; monotonous chatter
Refers to overly detailed, trivial, and wearisome conversation. A literary and somewhat rare term; in modern Japanese, expressions like つまらない話 or 退屈な会話 are more common.
彼の瑣談に付き合うのは骨が折れる。
It's exhausting to put up with his tedious small talk.
会議は瑣談に終始し、何も決まらなかった。
The meeting was nothing but monotonous chatter and nothing was decided.