(archaic or dialect) Beforehand; in advance; in anticipation.

What does Aforehand mean?

adjective. afore·​hand | \ ə-ˈfȯr-ˌhand \ Definition of aforehand (Entry 2 of 2) chiefly dialectal. : ready for the future sagacity that is aforehand with events— Samuel Richardson.

Is it beforehand or beforehand?

Before is merely an outline of time in question prior to an event, action, date or time. Beforehand is the description of the duration of time outlined in question.