Definition
Describes something that is unconventional, bizarre, or unexpected.
古怪的，怪诞的
He proposed an off-the-wall business plan that surprised everyone.
他提出了一個出人意料的商業計劃，讓每個人都感到驚訝。
The artist's work is known for its off-the-wall and unconventional style.
這位藝術家的作品以其非常規且出人意料的風格而聞名。
They came up with a very off-the-wall solution that we hadn't expected at all.
他們提出了一個非常出人意料的解決方案，我們完全沒有想到。