Definition of Hail Mary
- The only potential cure is a stem-cell transplant, when you take somebody else's immune system and put it into yours. But right now that's kind of a Hail Mary pass.
- —Douglas Cote, quoted in Bicycling
He threw up a Hail Mary at the end of the first half.
First Known Use: 14th centurySee Words from the same year
: a Roman Catholic prayer to the Virgin Mary
American football : a long forward pass thrown into or close to the end zone as playing time runs out
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