noun
plural -tems
[count] :a group of related parts that move or work together
[count] a body of a person or animal thought of as an entire group of parts that work together - usually singular
a group of organs that work together to perform an important function of the body
[count] :a way of managing, controlling, organizing, or doing something that follows a set of rules or a plan
the system disapproving :a powerful government or social organization that controls people's lives
all systems (are) go
a shock to the/your system
get it out of your system
informal
to do something that you have been wanting to do so that you no longer feel a strong desire to do it
to get rid of a strong emotion (such as anger) by doing something
the buddy system
US