to drive or force back (an assailant, invader, etc.).

to thrust back or away.

to resist effectively (an attack, onslaught, etc.).

to keep off or out; fail to mix with

Water and oil repel each other.

to resist the absorption or passage of (water or other liquid)

This coat repels rain.

to refuse to have to do with; resist involvement in

to repel temptation.

to refuse to accept or admit; reject

to repel a suggestion.

to discourage the advances of (a person)

He repelled me with his harshness.

to cause distaste or aversion in

Their untidy appearance repelled us.

to push back or away by a force, as one body acting upon another ( opposed to attract )

The north pole of one magnet will repel the north pole of another.

to act with a force that drives or keeps away something.

to cause distaste or aversion.