Search Result for "mayor": 
Wordnet 3.0

NOUN (1)

1. the head of a city government;
[syn: mayor, city manager]

The Collaborative International Dictionary of English v.0.48:

mayor \may"or\, n. [OE. maire, F. maire, fr. L. major greater, higher, nobler, compar. of magnus great; cf. Sp. mayor. See Major, and cf. Merino.] The chief magistrate of a city or borough; the chief administrative officer of a municipal corporation. In some American cities there is a city court of which the major is chief judge. The post is usually elective, its holder chosen by the electorate of the entire city. [1913 Webster]
WordNet (r) 3.0 (2006):

mayor n 1: the head of a city government [syn: mayor, city manager]
Moby Thesaurus II by Grady Ward, 1.0:

36 Moby Thesaurus words for "mayor": alderman, archon, bailie, burghermaster, burgomaster, cabinet member, cabinet minister, chancellor, city councilman, city father, city manager, commissar, commissioner, councillor, councilman, councilwoman, county commissioner, county supervisor, elder, headman, induna, legislator, lord mayor, magistrate, maire, minister, minister of state, portreeve, reeve, secretary, secretary of state, selectman, supervisor, syndic, undersecretary, warden
Bouvier's Law Dictionary, Revised 6th Ed (1856):

MAYOR, officer. The chief or executive magistrate of a city who bears this title. 2. It is generally his duty to cause the laws of the city to be enforced, and to superintend inferior officers, such as constables, watchmen and the like. But the power and authority which mayors possess being given to them by local regulations, vary in different places.