Noun
(UK politics) Someone who supports Brexit, the United Kingdom's exit from the European Union.
Synonyms: Brexiter, leaver, Leaver, outer
Antonyms: Bremainer, Remainer, (the latter two derogatory) Remainiac, Remoaner
(UK politics) Usually in plural: a holder of any of the posts in the British Cabinet tasked with negotiating the country's exit from the European Union.
Source: en.wiktionary.orgAnd those who were basing their vote on Brexit were always going to vote for the real McCoy, not some pale imitation of a Brexiteer party, with a leader who was a Brexiteer at heart (as Labour was presenting itself in pro-Brexit areas of the country). Source: Internet
Brexiteer demands the under-refurbishment Big Ben to be briefly revived to chime in the final hours of the UK's EU membership on Friday night were not approved due to cost considerations. Source: Internet
Mr Cain has developed a reputation as an ardent Brexiteer and helped forge Mr Johnson's tough stance last year which saw him controversially prorogue parliament in an attempt to prevent pro-Remain MPs blocking a no-deal departure. Source: Internet
BREXITEER MP Nigel Evans jokingly suggested Theresa May should "conjure up her magic wa. Source: Internet
“He just assumed that Gary was a Brexiteer. Source: Internet
In a blogpost on 27 January, the keen Brexiteer said that parliament must seize back control not only from the European Union but also the courts. Source: Internet