B2 noun /dʒɜːrk/
Jerk
tirón; empujón; persona tonta
Meaning
a quick, sharp, sudden movement; an abrupt pull or twist; a foolish person
Example
The sudden jerk of the train caused passengers to lose their balance momentarily.
El tirón repentino del tren hizo que los pasajeros perdieran momentáneamente el equilibrio.