Learner's definition of ASSISTANCE
the act of helping or assisting someone
help or support
see also directory assistance
Any assistance you can give me would be appreciated.
I'll be happy to provide you with whatever assistance you may need.
The store salesperson asked her, “Do you need (any) assistance?”
She offered her assistance.
She asked, “Can I be of (any) assistance?” [=can I help you?]
He wrote the story with his friend's assistance. = He wrote the story with the assistance of his friend. [=his friend helped him to write the story]
Nobody came to her assistance [=nobody helped her] when her car broke down.