GrahamyoudaoicibaDictYouDict
family name attested from early 12c., an Anglo-French form of the place name Grantham (Lincolnshire). In reference to crackers, bread, etc., made from unsifted whole-wheat flour, 1834, American English, from Sylvester Graham (1794-1851), U.S. dietetic reformer and temperance advocate. Related: Grahamism. Graham's law in physics (1845) is a reference to Scottish chemist Thomas Graham (1805-1869). Graham Land in Antarctica was named 1832 by English explorer John Biscoe in honor of Sir James Graham (1792-1861), first lord of the Admiralty; the U.S. name for it was Palmer Peninsula in honor of American explorer Nathaniel Palmer, who had led an expedition there in 1820. The rival names persisted until 1964.
poohyoudaoicibaDictYouDict
1590s, "a 'vocal gesture' expressing the action of puffing anything away" [OED], first attested in Hamlet Act I, Scene III, where Polonius addresses Ophelia with, "Affection! pooh! you speak like a green girl, / Unsifted in such perilous circumstance. / Do you believe his tenders, as you call them?" But the "vocal gesture" is perhaps ancient.