As a Noun:
1. A number of people or things which are together in one place at one time; a set of people or things which have something in common. English = group.
2. A group of pupils or students who are taught together. English = class.
3. A set of people or things which have something in common or have similar characteristics. English = class, group.
As a Verb or Adjective:
1. To bring a number of things or people together in one place or within one organisation. English = group.
2. To put a number of things or people together which have something in common or which have similar characteristics. English = class, group.
Note:
1. For most Auslan signers, these are all just different ways of making the other listed sign for "group" found in this dictionary (search for the keyword "group”).