Search Result for "bidder": 
Wordnet 3.0

NOUN (2)

1. someone who makes an offer;

2. someone who makes a bid at cards; 



The Collaborative International Dictionary of English v.0.48:

Bidder \Bid"der\, n. [AS. biddere. ]
   One who bids or offers a price. --Burke.
   [1913 Webster]


WordNet (r) 3.0 (2006):

bidder
    n 1: someone who makes an offer
    2: someone who makes a bid at cards