1. all together - Adverb
2. all together - Interjection
all at the same time
used of a group whose members acted or were acted upon collectively and when `all' and `together' can be separated by other words
Source: WordNetall-together
Let's say `Yes!' all at once Source: Internet
they were herded all together Source: Internet
they were all herded together Source: Internet
the books lay all together in a heap Source: Internet
the books all lay together... Source: Internet
After Chance Chancellor (Donny Boaz) confesses that Phyllis knows a secret he shares with Adam, Abby will put it all together. Source: Internet