I could always put up the boy if he can't find the room in the hotel.put

提供食宿的意思

丢下

留某人在家中过夜
we can put you up for the night

put up 有以下几个意思，如
举起，抬起:
Please put up your hand if you have any questions.
谁要有问题, 就请举手。
建立，竖起:
want to put up a fence between our property and our neighbor's.
我要在我们和邻居的地产之间修道篱笆。
张贴:
We'd better put up a notice here.
我们最好在这儿贴一张通知。
投诉；留宿:
We put up for the night at a farmhouse.
我们在一间农舍投宿了一夜。
提高; 增加:
The workers try to put up productivity.
工人设法提高生产率。
提供:
The millionaire put up a lot of money for the church.
这位百万富翁为教会捐了许多钱。
进行:
They put up stubborn resistance.
他们进行了顽强的抵抗。
提出:
You have put up a good case, but I still have to decide against you.
你提出了一个很好的例证, 但是我仍不得不提出异议。
包装
The farmers put up the apples in barrels.
农夫们把苹果装入箱内。
在文中的意思。如果那个男孩没有找到旅馆的房间，我将会让他留宿。
所以是留宿投宿的意思