close up
verb.
cease to operate or cause to cease operating
The owners decided to move and to close the factory|My business closes every night at 8 P.M.|close up the shop
verb.
block passage through
obstruct the path
verb.
unite or bring into contact or bring together the edges of
close the circuit|close a wound|close a book|close up an umbrella
Synonym: close
verb.
refuse to talk or stop talking; fall silent
The children shut up when their father approached
adv.
very close
without my reading glasses I can hardly see things close up|even firing at close range he missed
Antonym: open up