potato chip

from The American Heritage® Dictionary of the English Language, 5th Edition.

• noun A thin slice of potato fried in deep fat until crisp and then usually seasoned.

from Wiktionary, Creative Commons Attribution/Share-Alike License.

• noun UK potato cut into elongated cubes and fried, a chip or chipped potato, usually larger than the US French fried potato.
• noun US potato cut slices and fried, similar to a UK potato crisp.

from WordNet 3.0 Copyright 2006 by Princeton University. All rights reserved.

• noun a thin crisp slice of potato fried in deep fat