offensive line

from Wiktionary, Creative Commons Attribution/Share-Alike License.

• noun American football the five players (the center, the two offensive guards and the two offensive tackles) lined up on the middle of the offensive side within a yard of the line of scrimmage
• noun American football the seven legally obligatory players lined up on the offensive side within a yard of the line of scrimmage
• noun American football all the offensive players, whether obligatory or not, lined up one yard or less from the offensive line of scrimmage