taker

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

• noun One that takes or takes up something, such as a wager or purchase.

from The Century Dictionary.

• noun A cylinder on a wool-carding machine for taking the fibers from the feed-rolls to the main cylinder. Also called licker-in or taker-in.
• noun One who takes, in any sense; specifically, a purveyor.

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

• noun One who takes or receives; one who catches or apprehends.

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

• noun One who takes something.
• noun A person or thing that takes or receives, often more than he or she gives.
• noun One who is willing to participate in, or buy, something.

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

• noun one who takes a bet or wager
• noun one who accepts an offer