0 past simple and past participle of fold
1 to bend something, especially paper or cloth, so that one part of it lies on the other part, or to be able to be bent in this way:
2 (of a business) to close because of failure:
Many small businesses fold within the first year.
Just fold this piece of paper back, so, and make a crease here.
With a sorrowful sigh she folded the letter and put it away.
The photographer asked me to fold my arms.
Fold the top of the carton back, and tear along the dotted line.
These represent the directions of lines of zero normal curvature (kn = 0) within the folded surface.
This assists folding since most helices in the folded state tend to be aligned.
All of it could go into one's breast pocket when folded neatly.
