outrunner1
/ˈaʊtˌrʌnə/noun
1A person who or animal which runs along the outside or outer side of something, as an attendant who runs ahead of or beside a carriage, a dog leading a team of sledge dogs, etc. Also figurative : one who goes about gathering or spreading intelligence; a forerunner, an advance party (now chiefly historical ).
2A projection or outshoot of a forest, mountain range, or some other physical feature.
Origin
Late 16th century; earliest use found in John Florio (1553–1625), author and teacher of languages. From out- + runner.
outrunner2
/ˌaʊtˈrʌnə/ /ˈaʊtˌrʌnə/rare
noun
A person who or thing which outruns something.
- outrunner of the constable: one who exceeds all sensible limits in behaviour, expenditure, etc..
Origin
Mid 19th century. From outrun + -er. Compare earlier outrunner.