An agreement between two or more parties as to what each party will do for the other.
The table was a real bargain.
The sale at the department store offered incredible bargains on clothing, with discounts of up to 50% off.
Finding a vintage record player at a thrift shop for just $20 was a real bargain.
The negotiation resulted in a mutually beneficial bargain, with both parties agreeing on the terms of the contract.