Meaning of まっせ in Japanese

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Definition of まっせ

まっせ(masse) 【末世】

しようまっせつ(shiyoumassetsu) 【枝葉末節】

(n) unimportant details; inessentials
枝葉末節の議論はもうそろそろ止めにして、本筋の話に移りませんか。
Why don't we stop arguing over these piddling matters and get to the issues at hand?

まっせきをけがす(massekiwokegasu) · ばっせきをけがす(bassekiwokegasu) 【末席を汚す】

(exp, v5s) to attend a meeting; to have the honor of being present at a meeting; to soil the lowest seat by one's presence

まっせつ(massetsu) 【末節】

ばっせき(basseki) · まっせき(masseki) 【末席】

(n) lowest seat; foot of the table
新しく来た人は末席についた。
The newcomer sat down at the foot of the table.