Meaning of “check sth out” - Learner’s Dictionary

check sth out

phrasal verb with check us uk /tʃek/ verb

to examine something or get more information about it in order to be certain that it is true, safe, or suitable:

We'll need to check out his story.
GO TO SEE informal

to go to a place in order to see what it is like:

Let's check out that new dance club.
BOOKS mainly US

to borrow books from a library

(Definition of “check sth out” from the Cambridge Learner’s Dictionary © Cambridge University Press)