against

word

/əˈɡeɪnst/, /əˈɡɛnst/
uh-GAYNST or uh-GENST
/ɐɡˈɛnst/
uh-GENST

Definition

Used to say that one thing is touching another or is in opposition or conflict with it. It can mean being physically close, disagreeing, or preventing something.

Usage & Nuances

Common preposition used in many contexts: physical contact (against the wall), opposition (against the plan), or preventing (against the rules). Avoid confusing it with 'versus' which is often used for competitions. 'Against' can also introduce reasons for protection or reaction.

Example Sentences

The chair is placed against the wall.

basic

She is against the idea of going out tonight.

basic

We need to fight against pollution.

basic

Hold the ladder firmly against the wall so it doesn't slip.

natural

They voted against the new policy at the meeting.

natural

I’m totally against eating junk food every day.

natural