An online bulletin board where users post and exchange information (BBS). Refers to services that manage threads and posts in a board format.
昔は電子掲示板で情報交換していた。
In the past, people exchanged information on bulletin boards.
その電子掲示板には投稿ルールがあるので守ってください。
There are posting rules on that bulletin board, so please follow them.
最近はSNSの普及で電子掲示板の利用者が減った。
Recently, the spread of SNS has reduced the number of bulletin board users.