'all together' definitions:

Definition of 'all together'

From: WordNet
adverb
All at the same time; "Let's say `Yes!' all at once" [syn: all together, all at once]
adverb
Used of a group whose members acted or were acted upon collectively and when `all' and `together' can be separated by other words; "they were herded all together"; "they were all herded together"; "the books lay all together in a heap"; "the books all lay together..."

Synonyms of 'all together'

From: Moby Thesaurus