haggle about

haggle about (something)

To try to reach an agreement with someone, often over a price. You can try to haggle about their prices, but none of the merchants would lower them for me.
See also: haggle

haggle about something

to bargain or negotiate about something. They are always willing to haggle about the price, so don't take the first price you're given. I wish you wouldn't try to haggle about everything when we shop.
See also: haggle