BIGIF

big if

Noun

  1. An unlikely but necessary condition.
    "If they believe us," said the admiral, "and that's a big if, then we're in a race with them to find this thing. Because if they grab it—"


The above text is a snippet from Wiktionary: big if
and as such is available under the Creative Commons Attribution/Share-Alike License.

Need help with a clue?
Try your search in the crossword dictionary!