lowball
noun
°The position of the ball on an American railroad ball signal that indicated Stop.
°A form of poker in which the lowest-ranking poker hand wins the pot. Usually the ace is the lowest-ranking card, straights and flushes do not count making the best possible hand being A, 2, 3, 4, 5 regardless of suits (in contrast to deuce-to-seven lowball.).
verb
°To give (a customer) a deceptively low price or cost estimate that one has no intention of honoring or to prepare a cost estimate deliberately and misleadingly low.