tailback
tail back |ˈtālˌbak ˈteɪlbæk | ▶noun Football ( in some offensive formations ) the back who is positioned farthest from the line of scrimmage.
tail |back |ˈteɪlbak | ▶noun 1 Brit. a long queue of stationary or slow-moving traffic extending back from a busy junction or similar obstruction on the road. 2 American Football the offensive back stationed furthest from the line of scrimmage.
tailback noun traffic jam, queue, line, file; congestion.
t á il b à ck 名詞 C 1 ⦅米 ⦆〘アメフト 〙テールバック, 後衛 .2 ⦅英 ⦆交通渋滞 (の長い列 ).