[koo
i boh-noh; Eng. kwee--boh-noh, kahy-] 
| 1. | for whose benefit? |
| 2. | for what use? of what good? |
| cui bo·no (kwē' bō'nō) n. Utility, advantage, or self-interest considered as the determinant of value or motivation. [From Latin cui bonō (est), for whom (it is) of advantage : cui, dative of quī, who + bonō, dative of bonum, advantage.] |