on the house

基本解释

The bottled water is on the house.
補充一句，這裡提供免費瓶裝水。
But the intrigued bartender really needs to find out, and offers the guy drinks on the house all night long if he lets him in on the secret.
但是著了謎的調酒師實在是很想知道，曏那人提議說如果他告訴自己這個秘密，他可以在這裡免費喝一晚上的酒。
Because of this, I am going to bring disaster on the house of Jeroboam. I will cut off from Jeroboam every last male in Israel-slave or free.
因此，我必使災禍臨到耶羅波安的家，將屬耶羅波安的男丁，無論睏住的，自由的都從以色列中剪除，必除盡耶羅波安的家，如人除盡糞土一般。

Ileana Ros-Lehtinen of Florida, the top Republican on the House Committee on Foreign Affairs, opposed the resolution.
They really don't.So, if everybody masters the material A I can say A's on the house.
他們真的不知道，如果每個人都掌握了知識,那麽我敢說，人人可得。
麻省理工公開課 - 固態化學導論課程節選
On the stair leading up into the disinfectant-smelling twilight of a rooming house, she saw an old man huddled, shaking with grief she couldn't hear.
登上梯子，在一間散發著,消毒水氣味的昏暗公寓裡，她看到了一個老人縮成一團，以一種他無法感受的哀傷顫抖著。
耶魯公開課 - 1945年後的美國小說課程節選

The owner of a restaurant tells Rowland that his meal is on the house.
FORBES: Oh, the Brass!