The idiom “give someone a hand" means to offer help or assistance to someone. It shows that you are willing to support or help to another person.
Meaning of ‘Give someone a hand’ Idiom in English
Give someone a hand
Meaning
Examples
My sister gave me a hand in the kitchen when I was preparing for a party.
My colleague gave me a hand with my job search by providing valuable advice.
During exam week, my classmates and I gave each other a hand by forming a study group.
When my friend was moving to a new apartment, I gave her a hand by helping with the heavy furniture.
A new family moved in upstairs, and I gave them a hand by helping carry their boxes and furniture into the building.