The phrase "slim margin" means a very small or narrow difference between two things or outcomes.
Sentences with «slim margin»
While some might see this as a negative it really isn't, the appliance business while doing well with sales carries very slim margins. (dgi.wikidot.com)
Not content with making slim margins on hardware sales, the company has launched a new online ebook store to help differentiate themselves in a crowded Australian digital scene. (goodereader.com)
Lastly, the 9 percent business tax would cut into the profits of small companies — especially businesses like grocery stores that maintain slim margins to survive. (inc.com)