cumshaw

1 something given in addition to what is ordinarily expected or owed <the clerk at Calcutta airport was clearly angling for a little cumshaw on the side> Synonyms bonus, dividend, donative, extra, gratuity, gravy, gravy train, lagniappe, perk, perquisite, throw-in, tipRelated Words pension; bestowal, presentation; benefaction, beneficence, benevolence, bounty, charity, generosity, largesse (also largess), philanthropy; contribution, donation, gift, offering, present; grant, subsidy; boon, manna, windfall; favor, freebie (or freebee), giveaway, premium; award, prize, reward; fringe benefit, icing

2 something given or promised in order to improperly influence a person's conduct or decision <the captain slipped the customs official his customary cumshaw at the Port of Shanghai> Synonyms backhander [British], boodle, bribe, fix, sopRelated Words baksheesh, kickback, payoff; slush fund; incentive, incitement, instigation, motivation, provocation, spur, stimulation, stimulus; boost, encouragement, goad, inducement; allurement, bait, enticement, lure, seduction, temptation, turn-on; flattery, persuasion; decoy, snare, trap