sit bolt upright

to sit up straight. Tony sat bolt upright and listened to what the teacher was saying to him. After sitting bolt upright for almost an hour in that crowded airplane, I swore I would never fly again.

Common Names:

Name	Pronounced	Usage
Behar	-	Albanian
YalÇIn	-	Turkish
Mitch	MICH	English
Petro	PE-tro (Esperanto)	Ukrainian, Esperanto
Helias	-	Biblical Latin
Theodoric	thee-AHD-ə-rik (English)	History