n A plant, especially a cereal, grown to be harvested as food, livestock fodder(,) or fuel or for any other economic purpose.
n (anatomy) A pouch-like part of the alimentary tract of some birds (and some other animals), used to store food before digestion, or for regurgitation; a craw.
n (archaic|or|dialect) The head of a flower, especially when picked; an ear of corn; the top branches of a tree.
v (transitive) To remove the outer parts of a photograph or image in order to frame the subject better.