der Mitbieter
Translation
rival bidder, competing bidder
Examples
Bei der Auktion gab es viele Mitbieter.
There were many rival bidders at the auction.
Ein Mitbieter hat den Preis in die Höhe getrieben.
A rival bidder drove up the price.
Grammar Patterns
rival bidder ((for sth.)) There were several rival bidders for the old house.
Similar Words
der Konkurrent (competitor), der Mitbewerber (competitor, more general)
Etymology
From 'mit-' (with, co-) + 'Bieter' (bidder). A 'co-bidder', someone bidding against you.
Memory Tips
Imagine someone who is 'mit' (with) you, 'bieten' (bidding) at an auction. They are your rival bidder.