capable of being heard; loud enough to be heard; actually heard.
–noun
2.
Also called automatic, checkoff.Football. a play called at the line of scrimmage to supersede the play originally agreed upon as the result of a change in strategy.
Origin: 1520–30; < LL audībilis, equiv. to L audī(re) to hear + -bilis-ble
au·di·ble (ô'də-bəl) adj. That is heard or that can be heard. n. Football A new or substitute offensive play called by the quarterback or a defensive formation called by a linebacker at the line of scrimmage as an adjustment to the opposing side's formation. Also called automatic.
[Late Latin audībilis, from Latin audīre, to hear; see au- in Indo-European roots.] au'di·bil'i·ty, au'di·ble·ness n., au'di·bly adv.
Main Entry: au·di·ble Pronunciation: 'od-&-b&l Function: adjective : heard or capable of being heard —au·di·bil·i·ty/"od-&-'bil-&t-E/nounplural-ties —au·di·bly/'od-&-blE/adverb