From Longman Dictionary of Contemporary Englishsettle on/upon somebody/something phrasal verb1 CHOOSEto decide or agree on something They haven’t settled on a name for the baby yet.2 settle something on somebody British English formalBF to make a formal arrangement to give money or property to someone She settled a small yearly sum on each of her children. → settle→ See Verb table
Examples from the Corpus
settle on/upon • She settled on a one-pound sack of cookies for about $ 1.• A look of stony fury settled on his face: she had offended him mortally.• Similar claims by the reinstated officers against other news media had been settled on payment of agreed damages amounting to £40,000.• He finally settled on Reno, then the Dade Country, Fla., prosecutor.• A drizzly dusk was settling on the city and the imminence of nightfall had an instantly erosive effect on her confidence.• Hence, they settled upon the splitting idea, and might yet carry it further.• The flies are allowed to settle on the surface and are left to their own devices.• They don't actually remove pollutants; they cause the particles to settle on walls, floors, table tops and fabrics.From Longman Business Dictionarysettle on/upon phrasal verb [transitive]1 settle on/upon something to decide or agree about somethingFollowing extensive consultation, the company settled on the framework for the technical elements of its IT strategy.2 settle something on/upon somebodyLAW to make a formal arrangement to give money or property to someoneA trust was drawn up that settled a large sum on his daughter when she married. → settle→ See Verb table 