Definitions

from Wiktionary, Creative Commons Attribution/Share-Alike License.

  • noun A blood type that has no antigens. It lacks the A, B and Rh factors on the blood cells. It is the universal donor for blood and can give blood to any blood type, but can only receive O- blood.

Etymologies

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Examples

  • Says the Daily Mail, "With a father like this, it is little wonder President Obama did not want to release his full birth certificate" -- well, o- Gathered in this brief are a range of things attesting to the senior Obama's youthful shadiness, including a whiff of polygamy and the fact that his University of Hawaii student advisor noted that he was chasing a lot of tail at college and "cautioned him about his playboy ways."

    The Full Feed from HuffingtonPost.com The Huffington Post News Editors 2011

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