Phrasal Verbs with BACK in english, phrasal verbs related to BACK, back away, back out, back into, back up, back down, back onto, back off;
Move in backward direction
They backed away from the girl weilding a knife not wanting to get stabbed.
Withdraw from something one has agreed to do
He backed out of the agreement.
Enter a parking space or hit something in reverse gear
He backed into me in reverse at a stop sign.
To repeat something that you already said
They are explaining math lesson so fast. Can they back up a little?
To admit that you were wrong
Mary never backs down. She loves to argue and generally wins.
Reverse a vehicle onto something
The vehicle backed onto my father’s toe.
Lower the setting of
My son! Could you back off the volume a bit, please?
Retreat, make space
You better back off a little if you want me to start serving this crown again