squirrel
n.— «Squirrel—Describes a rookie or reckless driver who moves all over the track and causes crashes or holds up faster drivers. Not a compliment.» —“Learning the Lernerville lingo” by Paul Kogut Valley News Dispatch (Tarentum, Pa.) May 14, 2004. (source: Double-Tongued Dictionary)
Further reading
A new book about how animals perceive their environment reveals immense worlds beyond our own. A bee can see ultraviolet light, catfish have taste buds all over their bodies, and manatees use highly sensitive lips to examine nearby objects. Also...
While compiling the Oxford English Dictionary, lexicographer James Murray exchanged hundreds of letters a week with authors, advisors, and volunteer researchers. A new collection online lets you eavesdrop on discussions about which words should be...