1hatch 
/ˈhætʃ/ noun
plural hatch·es /ˈhætʃ/ noun [count] 1 a : an opening in the deck of a ship or in the floor, wall, or roof of a building
▪ He squeezed into/through the hatch and crawled below deck.
b : the covering of such an opening
▪ He lifted the hatch. 2 : a small door or opening in an airplane or spaceship — see also escape hatch
▪ He squeezed into/through the hatch and crawled below deck.
b : the covering of such an opening
▪ He lifted the hatch.
batten down the hatches — see 1batten
down the hatch
informal ◊If something goes down the hatch, you swallow it.
▪ a whiskey that goes down the hatch smoothly
▪ a whiskey that goes down the hatch smoothly
