noun
plural groups
[count] a number of people or things that are together or in the same place
In British English group is used with both singular and plural verbs.
a number of people who are connected by some shared activity, interest, or quality
a number of things that are related in some way
a number of musicians who play together regularly
verb
groups; grouped; grouping
[+ obj] :to put (people or things) in a group - often + together
[no obj] :to form a group - often + around or together