narrow down

US /ˈnær.oʊ daʊn/
UK /ˈnær.oʊ daʊn/
"narrow down" picture
1.

to reduce the number of possibilities or choices

:
•
We need to narrow down the list of candidates to three.
•
The police are trying to narrow down the suspects.
:
limitrestrictreduceconfineconstrain
:
narrownarrow-mindednarrow gaugedownbe down toshut downdown payment