(slang, derogatory, US politics) To question the eligibility of a candidate for office or the location of one's birth.

To make an unfavorable exchange, especially of something of great, but deferred value for something of very low, but immediate value.

plural of birther

plural of birthmother

The biological mother of an adopted child.

plural of birthday cake

plural of birthday suit

(slang, often derogatory, US politics) A movement in the United States of America that doubts or denies that the 44th President, Barack Obama, is a natural-born U.S. citizen, thus implying that he is ineligible to be President.

Third-person singular simple present indicative form of happy birthday

simple past tense and past participle of happy birthday