tie down

US /taɪ daʊn/
UK /taɪ daʊn/
"tie down" picture
1.

to fasten something securely with rope or cord

:
We need to tie down the tent before the storm hits.
Make sure to tie down all loose items on the boat.
2.

to restrict someone's freedom or ability to act

:
His current job really ties him down, so he can't travel much.
Don't let responsibilities tie you down too much.