to discuss the conditions of a sale, agreement etc, for example to try and get a lower price
workers bargaining for better pay
They bargained over the level of wages.
women bargaining with traders
—bargainer noun [countable]
He's the hardest bargainer in the business.
bargain for somethingphrasal verb
[usually in negatives]
to expect that something will happen and make it part of your plans:
They hadn't bargained for such a dramatic change in the weather.
bargain on doing something
I hadn't bargained on being stuck in traffic on the way home.
The thief got more than he bargained for, as Mr Cox tripped him up with his walking stick.