1
general::
1. In association with, as in For his second birthday we sent him a fireman's hat, along with some books, or The audience was invited to sing along with the star. [Early 1700s] 2. In conjunction with, as in Along with what I told you before, that's the whole story of what happened. [Early 1800s] For a synonym, see TOGETHER WITH; Also see GO ALONG, def. 2 and 3.
American Heritage Idioms
2
general::
Phrase(s): along with someone or something
in addition to someone or something; together with someone or something. • Jane went to the mall along with David. • I ate some chocolates along with some fruit.
McGrawhill's American Idioms And Phrasal Verbs