1
- a quick, sharp, sudden movement急动; 急拉; 急扭; 急推：
he gave a sudden jerk of his head.
他的头突然猛地一动。
1.1
- a spasmodic muscular twitch肌肉抽搐。
1.2
- in sing. Weightlifting the raising of a barbell above the head from shoulder level by an abrupt straightening of the arms and legs, typically as the second part of a clean and jerk【举重】挺举。
2
- informal, chiefly N. Amer. a contemptibly foolish person〈非正式, 主北美〉蠢人, 头脑简单的人, 傻瓜。
with obj. and adverbial
1- make (something) move with a jerk使猝然一动：
she jerked her chin up.
她突然抬起下巴。
1.1
- no obj., with adverbial of direction move with a jerk猝然一动, 猛地一动：
his head jerked round
她的头猛地转了过来
the van jerked forward.
货车猛地向前冲。
1.2
- suddenly rouse or jolt (someone)惊醒, 颠簸：
the thud jerked her back to reality.
砰的一声使她一下子回到现实中。
1.3
- with obj. Weightlifting raise (a weight) from shoulder level to above the head【举重】挺举过头。
派生词
jerker
noun词源
mid 16th cent. (denoting a stroke with a whip)： probably imitative.
短语动词
jerk someone around
- N. Amer. informal deal with someone dishonestly or unfairly〈北美, 非正式〉不诚实（或不公平）地对待（某人）。
jerk off
- vulgar slang, chiefly N. Amer. masturbate〈粗俚, 主北美〉手淫。
with obj.
1
- cure (meat) by cutting it into strips and drying it (originally in the sun)制肉干。
2
- usu. as adj. jerked prepare (pork or chicken) by marinating it in spices and barbecuing it over a wood fire（用调料浸泡及用木柴火烤）烹饪（猪肉, 鸡肉）。
mass noun
- pork or chicken cooked in this way（猪或鸡肉）肉干制品：
fiery Jamaican jerk
辣味牙买加肉干
as modifier jerk chicken.鸡肉干。
词源
early 18th cent.: from Latin American Spanish charquear, from charqui, from Quechua echarqui 'dried flesh'.