say-so
n [sing] (infml 口)
1 statement made by sb without proof 無充分根據的話
Don't just accept his say-so
find out for yourself. 別聽他信口開河, 你得自己去弄清楚.
2 permission (to do sth); power (to decide sth) (做某事物的)許可; (決定某事物的)權力
You don't need my say-so to change things. 你不必向我請示可自行做些變動.