Good  —adj. (better, best) 1 having the right or desired qualities; adequate. 2 a (of a person) efficient, competent (good at french; good driver). B effective, reliable (good brakes). 3 a kind. B morally excellent; virtuous (good deed). C well-behaved (good child). 4 enjoyable, agreeable (good party; good news). 5 thorough, considerable (a good wash). 6 a not less than (waited a good hour). B considerable in number, quality, etc. (a good many people). 7 beneficial (milk is good for you). 8 a valid, sound (good reason). B financially sound (his credit is good). 9 in exclamations of surprise (good heavens!). 10 (sometimes patronizing) commendable, worthy (good old george; my good man). 11 in courteous greetings and farewells (good morning). —n. 1 (only in sing.) That which is good; what is beneficial or morally right (only good can come of it; what good will it do?). 2 (in pl.) A movable property or merchandise. B things to be transported. C (prec. By the) colloq. What one has undertaken to supply (esp. Deliver the goods). —adv. Us colloq. Well (doing pretty good).  as good as practically. Be (a certain amount) to the good have as net profit or advantage. For good (and all) finally, permanently. Good for 1 beneficial to; having a good effect on. 2 able to perform. 3 able to be trusted to pay. Good riddance see *riddance. Have the goods on a person slang have information about a person giving one an advantage over him or her. In good faith with honest or sincere intentions. In good time 1 with no risk of being late. 2 (also all in good time) in due course but without haste. To the good having as profit or benefit. [old english]