For one thing, âTrumpâ is not his real name. The Donaldâs grandfather was a German immigrant named Frederick Drumpf who emigrated to the U.S. in 1885 and became a naturalized citizen in 1892. At some point, he started calling himself âFrederick Trump,â but it is unclear if he ever changed his name officially.
incumbent. adj. 1. (often: postpositive and foll by on or upon and an infinitive) morally binding or necessary; obligatory: it is incumbent on me to attend.
incumbent noun [C]. âº a âperson or âbusiness that âholds a particular âposition in a âcompany, âmarket, âindustry, etc. at the âpresent âtime: The incumbent has been âawarded the airline's new âadvertising âcontract, despite âstiff âcompetition from other âagencies.