Definition of agains:
(adv) :
Another time: indicating a repeat of an action.
(adv) :
Tell me again, say again; used in asking a question to which one may have already received an answer that one cannot remember.
(adv) :
I ask again, I say again; used in repeating a question or statement.
(adv) :
Back (to a former place or state).
(adv) :
Here too, here also, in this case as well; used in applying a previously made point to a new instance; sometimes preceded by "here".
(adv) :
Moreover; besides; further.