Definition
to permit someone to participate in an activity, such as a game or business venture
允許某人參加（遊戲或生意）
At the party, we decided to cut her in, so we included her in the plans.
在派對上，我們決定讓她加入，所以把她納入計劃中。
If you have a profitable deal, you should consider cutting your friend in on it.
如果你有一個有利可圖的交易，你應該考慮讓你的朋友加入。
He wants to cut me in on his new business venture, but I need more information to consider.
他想讓我加入他的新商業計劃，但我需要更多信息來考慮。