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.
inâ¢cumâ¢bent (in kumâ²bÉnt), adj. 1  Governmentholding an indicated position, role, office, etc., currently:the incumbent officers of the club. 2  obligatory (often fol. by on or upon):a duty incumbent upon me. [ Archaic.]resting, lying, leaning, or pressing on something:incumbent upon the cool grass.