Meaning of tailback

tail•back

Pronunciation: (tāl'bak"), [key]
— n. Football.
  1. the offensive back who lines up farthest behind the line of scrimmage, as in a single wingback or double wingback formation.
  2. the position played by this back.
Random House Unabridged Dictionary, Copyright © 1997, by Random House, Inc., on Infoplease.
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