When a horror movie character hears something suspicious and instead of running away like a normal person goes after the sound.
to check "it" out Definition
Dude 1: did you hear that?
Dude 2: yea lets go check "it" out
Dude 1: fuck you mean check it out im outta here
Dude 2 dies in pain while Dude 2 married his highschool crush got 2 kids and is working together with Elon Musk