first string Definition

quarterback, halfback, second string, fullback, line of scrimmage, linebacker, tailback, cornerback, backfield, linemen, wide receiver, slotback, junior varsity, placekicker, forward pass, returner, place kick, rusher, tight end, ball carrier, defensive, scrimmage, flanker, preseason, ball hawk, punter, twelfth man, football team, midfield, redshirt, canadian football, punt, association football, tackler, goaltender, touch football, goalkeeper, goalie, kickoff, football, touchdown, player, sideline, back line, goal area, pivot man, kicker, netminder, drop back, team, varsity, shortstop, downfield, defenceman, utility man, touchback, infielder, field game, centre half, wingback, professional football, indefensive, standout, foregame, fair catch, football coach, openside, farm team, nineholes, baseman, police squad, offense, understudy, receiver, offensive zone, rookie, first mate, baseball field, defender, sophomore, squad, baseball team, offensive, starter, scrum half, passer, coach horse, play, double team, gridiron, teammate, back row, cardinalship, game plan, scorer, football league, minicamp, pigskin, free agent, lineup,