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 adjective (NECESSARY). âº ânecessary: [+ to infinitive] It is incumbent upon (= ânecessary for) all of us to âcreate a âsafe âcommunity. (Definition of incumbent from the Cambridge Academic Content Dictionary Â© Cambridge University Press).ncumbent noun [C]. âº the âperson who has or had a âparticular âofficial âposition: the first/last/âprevious incumbent The âpresent incumbent (of the âpost) is âdue to âretire next âmonth. (Definition of incumbent from the Cambridge Advanced Learnerâs Dictionary & Thesaurus Â© Cambridge University Press).