in
1.
to fix equipment or furniture into position so that it can be used
SYN install :
We're having a new shower put in.
2.
to include sth in a letter, story, etc.
3.
to interrupt another speaker in order to say sth :
Could I put in a word?
[+ speech ]
'But what about us?' he put in.
4.
to officially make a claim, request, etc. :
The company has put in a claim for damages.
5.
(also ˈput sth into sth ) to spend a lot of time or make a lot of effort doing sth :
She often puts in twelve hours' work a day.
[+ -ing ]
He's putting a lot of work into improving his French.
—related noun input
6.
(also ˈput sth into sth ) to use or give money :
[+ -ing ]
He's put all his savings into buying that house.