pocketbook

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

• noun A purse; a handbag.
• noun A pocket-sized folder or case used to hold money and papers; a billfold.
• noun Financial resources; money supply.
• noun A pocket-sized, usually paperbound book.

from The Century Dictionary.

• noun A fresh-water mussel, Lampsilis capax or L. ventricosus, which has round valves of great depth.
• noun A book to be carried in the pocket; a note-book.
• noun A book worthy to be constantly used, small enough to be carried in the pocket.
• noun A small book or pouch, usually of flexible leather, divided into compartments, made for carrying money or memoranda in the pocket
• noun Pecuniary resources, especially of one person.

from the GNU version of the Collaborative International Dictionary of English.

• noun A small book or case for carrying papers, money, etc., in the pocket; also, a notebook for the pocket.

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

• noun US A woman's purse.
• noun figuratively One's personal budget or economic capacity - the amount one can afford.
• noun rare A small book, especially one that can fit in a pocket; a paperback; also a pocket book.
• noun UK A notebook that is small enough to fit in a pocket.

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

• noun pocket-sized paperback book
• noun pocket-sized paperback book
• noun your personal financial means
• noun a container used for carrying money and small personal items or accessories (especially by women)
• noun a pocket-size case for holding papers and paper money