against

Definition

• prep. Abreast; opposite to; facing; towards; as, against the
• mouth of a river; -- in this sense often preceded by over.
• prep. From an opposite direction so as to strike or come in
• contact with; in contact with; upon; as, hail beats against the roof.
• prep. In opposition to, whether the opposition is of
• sentiment or of action; on the other side; counter to; in contrariety
• to; hence, adverse to; as, against reason; against law; to run a race
• against time.
• prep. By of before the time that; in preparation for; so as
• to be ready for the time when.

Example sentences

1. prep.

   She leaned against the wall while waiting for the bus.