What does "give back" mean?

To return, restore (a thing to its original owner or location etc.).

What is a synonym for "give back"?

Common synonyms include: back out, backtrack, backwater, bring back, crumble, extradite.

verb

verb ·Rare ·Advanced level

Verb

1
To return, restore (a thing to its original owner or location etc.). transitive
"Give me back my book!"
2
pay back wordnet
3
To contribute money, goods, or, especially, services for charitable purposes, as if in return for one's own success. idiomatic, intransitive, transitive
"We organize this Thanksgiving dinner at the old-age home to give back to the community."
4
To recede; to retreat. archaic
"Yet the Fiends ſeemed to come nearer and nearer, but when they were come even almoſt at him, he cried out with a moſt vehement voice, I will walk in the ſtrength of the Lord God; ſo they gave back, and came no farther."

"We organize this Thanksgiving dinner at the old-age home to give back to the community."