Definition of "against"
- preposition
In a contrary direction to.
Close to.
In front of; before a background.
In physical contact with.
In physical opposition to, or in collision with.
In contrast and/or comparison with.
In competition with, versus.
In opposition to.
In exchange for.
As counterbalance to.
As a charge on.
As protection from.
Exposed to.
In anticipation of; in preparation for (a particular time, event etc.).
- conjunction
By the time that (something happened); before.
- Sources