MAVERICK
irregular, maverick, unorthodox
(adjective) independent in behavior or thought; “she led a somewhat irregular private life”; “maverick politicians”
maverick
(noun) an unbranded range animal (especially a stray calf); belongs to the first person who puts a brand on it
maverick, rebel
(noun) someone who exhibits great independence in thought and action
Source: WordNet® 3.1
Etymology
Adjective
maverick (comparative more maverick, superlative most maverick)
Of cattle: unbranded.
Showing independence in thoughts or actions.
Noun
maverick (plural mavericks)
An unbranded range animal. [from 1860s]
(by extension) Anything dishonestly obtained.
(by extension) One who is unconventional or does not abide by rules. [from 1880s]
Synonyms: heteroclite, individualist, lone gunman, nonconformist, rebel, Thesaurus:maverick
(by extension) One who creates or uses controversial or unconventional ideas or practices.
(military) A person in the military who became an officer by going to college while on active duty as an enlisted person.
(poker slang) A queen and a jack as a starting hand in Texas hold 'em.
Verb
maverick (third-person singular simple present mavericks, present participle mavericking, simple past and past participle mavericked)
(US) To take an unbranded range animal.
(by extension) To seize without a legal claim.
Etymology
Proper noun
Maverick
A surname.
Any of several individual secondary school and sports team mascots, most of which are in the United States.
Noun
Maverick (plural Mavericks)
A member of one of the sports teams with a mascot called Maverick.
Someone who attends, or has attended in the past, one of these schools, especially one involved in the sports teams.
Source: Wiktionary
Mav"er*ick, n.
Definition: In the southwestern part of the united States, a bullock or
heifer that has not been branded, and is unclaimed or wild; -- said
to be from Maverick, the name of a cattle owner in Texas who
naglected to brand his cattle.
Source: Webster’s Unabridged Dictionary 1913 Edition