He squeezed into/through the 'hatch' and crawled below deck.
They 'hatched' a plot to overthrow the government.
a whiskey that goes 'down the hatch' smoothly
(..) Totally awesome! There is no truck that I know that can keep Bolt and Rhino! Rhino, what are you doing here? Oh, nothing. I was enjoying a new thing stroll... ...and then I just pop the hatch on hack the containment unit! - You... You open the door? - Yes, I did. That's... That's great, Rhino. (..)2008 Bolt