"fold paper" is a correct and usable phrase in written English.
You can use it when you want to describe an action, e.g. "Grace folded the paper into a neat square."
Get your onesie and fold it like you would fold paper (folding hot-dog wise).
"I had no interest in study and would fold paper at every opportunity," he said.
Mathematically, we are continually developing algorithms to fold paper into any shape you desire.
To add fractions, students taught by the constructivist approach might fold paper strips rather than reduce the numbers to the lowest common denominator.
"I've been making paper airplanes since I knew how to fold papers," Eshom said.
The secret ingredient of a restaurant kitchen is a good supply of C-fold paper towels.
Two interleaved narratives, separated by convoluted dream sequences and forbiddingly detailed plans for cut-and-fold paper toys, depict the awkward meeting between a thirtysomething loser and the father he has never known; and, more than 80 years before, the abandonment of the father's own father by his father.
He presented a sheet of folded paper; they obliged.
Origami is the art of folding paper into different shapes.
