Online Etymology Dictionary

prawn (n.): early 15c., prayne, of unknown origin. "No similar name found in other langs." [OED].
Mordecai: masc. proper name, biblical cousin of Esther, from Hebrew Mordekhay, from Akkad. Marduk, chief god of the city of Babylon.
BVDs (n.): "men's underwear," 1935, from trademark name (dating to 1876) of manufacturer Bradley, Voorhees, and Day.
Astrid: fem. proper name, from Norse, related to Old High German Ansitruda, from ansi "god" (see Aesir) + trut "beloved, dear."
Bumble: "self-important petty official," 1856, from the name of the fussy, pompous, stupid beadle in Dickens' "Oliver Twist."
Rosa: fem. proper name, from Latin Rosa, literally "rose" (see rose (n.1)).
Rudolph: masc. proper name, from German Rudolf, from Old High German Hrodulf, literally "fame-wolf," from hruod- "fame, glory" + wolf.
Rufus: masc. proper name, literally "red-haired," from Latin rufus "red, tawny, red-haired" (see rufous).
Ruth: fem. proper name, biblical ancestor of David, from Hebrew Ruth, probably a contraction of reuth "companion, friend, fellow woman."
Bruno: masc. proper name, from Old High German Bruno, literally "brown" (see brown (adj.)).
Artemis: Greek goddess of the moon, wild animals, hunting, childbirth, etc.; sister of Apollo; her name is of unknown origin.
Mojave: also Mohave, 1831, from native (Yuman) name, hamakhaav, perhaps containing aha "water."
Austin: surname (also Austen) and masc. proper name, from Old French Aousten, an abbreviated form of Latin Augustine.
Averroes: Latinization of name of Ibn Rushd (1126-1198) Arab philosopher and physician of Spain and Morocco.
muenster (n.): type of cheese, 1902, from Münster, mountain valley in Alsace, where it is made; the place name is German, literally "minster."
Taffy: characteristic name of a Welshman, c. 1700, from Teifi, Welsh form of Davy (see David).
Tarzan: name of character in a series of novels by U.S. fiction writer Edgar Rice Burroughs (1875-1950), introduced 1914.
teleconference (n.): 1952, originally a proprietary name, from tele- + conference. Not in common use until c. 1974.
Thea: fem. proper name, from Greek thea "goddess," fem. equivalent of theos "god" (see theo-).
Spandex (n.): synthetic fiber, 1959, American English, proprietary name, an arbitrary formation from expand + commercial suffix -ex.
Stars and Stripes (n.): "American flag," attested from 1782. Stars and Bars as a name for the Confederate flag is attested from 1863.
seven-up (n.): children's game, 1830; with capital initials, as the proprietary name of a brand of carbonated drink, it is attested from 1928.
Simeon: masc. proper name, Biblical second son of Jacob and Leah; also a tribe of Israel; see Simon.
Smirnoff (n.): proprietary name of a brand of vodka, said to have been in use since 1914.
Skylab (n.): name of a U.S. space program, first attested 1970, launched 1973, fell to earth 1979. From sky (n.) + lab (n.).
Styrofoam (n.): 1950, trademark name (Dow Chemical Co.), from -styr- (from polystyrene) + connective -o- + foam (n.).
Stuart: name of the British royal family from 1603 to 1668; see steward. Attested from 1873 as an attribution for styles from that period.
Zamboni (n.): proprietary name of a machine used to resurface ice skating rinks, 1957, trademark of Frank J. Zamboni & Co., Paramount, Calif.
Zippo (n.): proprietary name of a brand of cigarette lighter, patented 1934 by Zippo Manufacturing Co., Bradford, Pa.
Venice: (Italian Venezia, German Venedig), from Medieval Latin Venetia, from Veneti (Greek Ouenetoi), name of an ancient people of Illyrian origin.
Vishnu: name of a principal Hindu deity, 1630s, from Sanskrit Vishnu, probably from root vish- and meaning "all-pervader" or "worker."
Wankel (n.): type of rotary internal combustion engine, 1961, from name of German engineer Felix Wankel (1902-1988).
Waring: brand name of a type of food blender, 1944, manufactured by Waring Products Corp., N.Y., U.S.
Watusi (n.): racial group in Rwanda and Burundi (also called Tutsi), 1899. As the name of a popular dance, attested from 1964.
Pensacola: name of a Muskogean tribe, from Choctaw, literally "hair-people," from pashi "hair of the head" + oklah "people."
Pocahontas: (c. 1595-1617), daughter of Algonquian leader Powhatan, the name is said to be Algonquian Pokachantesu "she is playful."
Potomac: river in eastern U.S., from Algonquian Patowmeck, originally the name of a native village in Virginia, perhaps literally "something brought."
Shoshone: Uto-Aztecan people of the Great Basin; the name is of unknown origin, first applied 19c. to eastern Shoshonis of Wyoming. Related: Shoshonean.
Tennessee: state and river, from Cherokee (Iroquoian) village name ta'nasi', of unknown origin. Related: Tennesseean.
Winnipeg: originally the name of the lake, probably from Ojibwa (Algonquian) winipeg "dirty water;" compare winad "it is dirty." Etymologically related to Winnebago.
adware (n.): 2000 (earlier as the name of a software company), from ad (n.) + -ware, abstracted from software, etc.
AOL: dominant online service of the late 1990s, initialism (acronym) of America Online, company name from late 1989.
Anna: fem. proper name, from Latin Anna, from Greek Anna, from Hebrew Hannah, literally "grace, graciousness" (see Hannah).
Salome: fem. proper name, from Late Latin, from Greek Salome, related to Salomon (see Solomon).
Saran: U.S. trademark name for PVC used as a cling-film, 1940, by Dow Chemical Company.
Corinna: fem. proper name, from Latin Corinna, from Greek Korinna, diminutive of kore "maiden," also an epithet of Persephone; see Kore.
Serena: fem. proper name, from Latin serena, fem. of serenus "clear, bright, fair, joyous" (see serene).
Silenus: 1710, from Greek Seilenos, foster-father of Bacchus and leader of the satyrs; the name is of unknown origin (Klein compares Thracian zilai "wine").
Seconal: 1935, U.S. proprietary name (Eli Lilly & Co.), from Secon(dary) Al(lyl).
Seljuk: Turkish dynasty of 11c.-13c., c. 1600 (Selzuccian), from Turkish seljuq, name of reputed ancestor of the dynasty.