1. 提出(计划、主意或主题)供讨论
If a plan, idea, or subject is mooted, it is suggested or introduced for discussion.

2. 有争议的;尚未达成一致的;未决的
If something is a moot point or question, people cannot agree about it.

1. a hypothetical case that law students argue as an exercise

e.g. he organized the weekly moot