English Collins Dictionary - English Definition & Thesaurus. killer whale. n a predatory black-and-white toothed whale, Orcinus orca, with a large erect dorsal fin, most common in cold seas: family Delphinidae, (Also called) killer, grampus, orc. orc. n. 1 any of various whales, such as the killer and grampus.
For other uses, see Franklin Pierce (disambiguation). Franklin Pierce (November 23, 1804 â October 8, 1869) was the 14th President of the United States (1853â57). Pierce was a northern Democrat who saw the abolitionist movement as a fundamental threat to the unity of the nation.
A: The youngest elected president was John F. Kennedy at 43. The youngest president to be inaugurated was Theodore Roosevelt at 42, following the assassination of William McKinley. The oldest president is Ronald Reagan, who was 77 years old when he left office.