noun
on the chopping board; on the cutting board
Literally 'on the cutting board'; used figuratively for a topic or person that is up for discussion, criticism, or judgment. Often appears in the phrase 俎上に載せる (to put something on the table for discussion).
その問題は会議で俎上に載せられた。
That issue was put on the table at the meeting.
彼の提案が俎上に上がった。
His proposal came up for discussion.