(US, economics, neologism) The economic policies of Barack Obama.

(US politics) A Democratic supporter of Barack Obama.

(US, neologism, originally derogatory) Any of various healthcare plans seen as associated with Barack Obama before or during his tenure as U.S. President; especially, the Patient Protection and Affordable Care Act (H.R. 3590): a healthcare reform plan that was passed in 2010 and signed into law by him.

(US politics) Of or pertaining to Barack Obama or to his ideology or policies.

plural of Obamaton

(US, slang, derogatory) A supporter of Barack Obama.

plural of Obamatard

(US, slang, derogatory) A person who follows U.S. president Barack Obama blindly.

(US politics) A supporter of US President Barack Obama, especially a member of his team.

Alleged attempts by President Barack Obama and those in his administration to sabotage Donald Trump's candidacy and administration through various illegitimate means, according to a conspiracy theory promoted by Trump.