Also, lend a helping hand. Be of assistance, as in Can you lend them a hand with putting up the flag, or Peter is always willing to lend a helping hand around the house. [Late 1500s]
The American Heritage® Idioms Dictionary Copyright © 2002, 2001, 1995 by Houghton Mifflin Harcourt Publishing Company. Published by Houghton Mifflin Harcourt Publishing Company.
How to use lend a hand in a sentence
There is a splendid lend-a-hand sentiment mixed with the vigorous climate.Canada West 1914 | Unknown