Thun ‧ der ‧ bird /ˈθʌndəbɜːrd $ -dərbɜːrd/ BrE AmE trademark
1 . ( also T-bird informal ) a type of car made by Ford and sold in the US. Thunderbirds became very popular with young people in the late 1950s because they were fast and fashionable cars, which are remembered for having TAIL FIN s .
2 . a type of strong pale wine