jerk:
(plural: ‘jerks‘)
Apart from several other more common meanings/definitions…
(in American & Canadian English – mostly used by young people) a foolish, ungraceful and indecent person,

a typical jerk
e.g.
When Joan found out that her boss was a real jerk, she left her job and found another low-paying job, believing that drawing a low-pay is better than working for a jerk.
Jerk chicken is a not a chicken that is a jerk but a dish made of chicken marinated in a sauce called ‘jerk’, derived from the word ‘jerky’, very popular in Jamaica!
Tom joined a group of businessmen and invested a large part of his hard-earned money in a ‘business’ but it took him just over a month to realise that they are all real jerks who have no idea of what a business is and what business they are doing.
For an article that discusses this word in detail, please click here, for a gossip column of a gossip website which shows us how we come across this word in our daily gossips, please click here, for an article that discusses how to be a jerk in sarcastic way, please click here and for an article about brilliant business jerks, please click here.
Note: ‘Jerk’ used to refer to a person is an insulting expression and, though it sounds funny to use it, we are advised not to use it, even for fun! And ‘jerk off’, another expression more often heard in the States, is used in place of ‘jerk’ and also for the act of masturbating. For a news article that shows us how this is used even by some politicians, please click here.
‘Jerk’ is most commonly used to refer to a sudden short irregular movement of something, especially a motor vehicle when stops suddenly and moves again and stops suddenly and moves again, e.g. “The bus jerked forward and we were all thrown off balance.”; and is also used to refer to the act of cutting the meat in long strips and dry it and the meat that is cut in this way, e.g. jerk pork, jerk beef or jerked beef, etc.
