Definitions:
bend (something flexible and relatively flat) over on itself so that one part of it covers another

cover or wrap something in (a soft or flexible material)

(of an enterprise or organization) cease trading or operating as a result of financial problems

a form or shape produced by the gentle draping of a loose, full garment or piece of cloth

a slight hill or hollow in the ground

a line or crease produced in paper or cloth as the result of folding it.

a pen or enclosure in a field where livestock, especially sheep, can be kept.

shut (livestock) in a fold.