Barter off - Idioms by The Free Dictionary
To relinquish ownership of an item by trading it to another person. A noun can be used between "barter" and "off." I didn't need that old piece of junk, so I bartered it off. I can't believe you bartered off your car in exchange for a few old records.
barter something off
to get rid of something by trading it for something else. See if you can barter that old desk off. She bartered off the used bookshelf.
References in periodicals archive
The 'Lost' beauty has joined forces with Ebay Giving Works and leading auction management group Auction Cause to barter off
intimate goodies just in time for Valentines Day.
We keep two feeder pigs for ourselves and sell or barter off
the rest, which usually covers the feed for the sow and the one hog we put in the freezer.