WordNet
n. a cutting implement for cutting sheets of paper to the desired size
Wikipedia
A paper cutter (also referred to as paper trimmer, paper guillotine or simply a guillotine) is a tool often found in offices and classrooms, designed to cut a large set of paper at once with a straight edge.
Usage examples of "paper cutter".
She set the pencils on the counter and carried the newsprint to a big worktable where she began to cut off uniform sheets, using an industrial-size paper cutter.
Some wet hundred-dollar bills strung up to dry, some blank paper, and a paper cutter.
Next to the press were sheets of blank paper the size of American currency and a paper cutter.
The minister took an ivory paper cutter and slapped it on his palm.
The remaining missing toes from my foot lay swollen and twisted on the squares of the paper cutter.
The man at the desk opened it carefully with a paper cutter, and slowly unfolded the letter within.
A wide flat desk with a blotter on it, a bronze paper cutter, a pen set, an appointment book, very little else, except the elbows of a man who sat brooding, with his face in his hands.