(Ireland, pejorative) Someone who acts from self-interest, rather than the common good or the national interest.
2015 June 29, Eoghan Plunkett, quoted in Ronan McGreevy [http://www.irishtimes.com/news/ireland/irish-news/on-1916-and-why-michael-collins-was-a-pup-1.2266093 "On 1916, and why Michael Collins 'was a pup'"] The Irish Times:
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Regional slang from around the English-speaking world — British, Australian, Irish, Caribbean, Nigerian, Filipino, AAVE, and the hyphenated-English dialects that make the internet sound local.
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