The phrase "few bucks" means a small amount of money, typically less than ten dollars. It is an informal expression used to describe a minimal sum of cash or coins.
Even then, I would have room to sleep in the car at a truck stop if I wanted to save few bucks on the road. (autolist.com)
This earns you some brownie points from your insurer and results in saving few bucks in your insurance policy. (policybachat.com)
Individuals who are serious and searching for employment from a long time should spend few bucks to get quintessential well - written resumes. (resumewritingservice.biz)