PRICE›something that is sold for less than its usual price or its real value: At $8.95, it's a bargain.
AGREEMENT›when you agree to something someone else wants so that they will agree to something you want: They were prepared to strike a bargain to avoid more fighting.
into the bargainmainly UK›as well as everything else: Caffeine has no good effects on health and is mildly addictive into the bargain.