a bend of his elbow.
a crease in his trousers.
a flexure of the colon.
a fold in the napkin.
a plication on her blouse.
close up the shop.
Fold the egg whites into the batter.
fold up the newspaper.
he gave the napkins a double fold.
My business closes every night at 8 P.M..
The bed folds in a jiffy.
The owners decided to move and to close the factory.
turn up your collar.