: a machine or container that is used for burning garbage, waste, etc. a machine or container that is used for burning garbage, waste, etc.
Net is the final figure after you've taken expenses off. For instance net wages is wages after tax and other deductions. Net interest is after tax is taken off. Net profit is gross profit after overheads have been deducted.
As a general rule, gross means all of something. Gross income refers to an individual's entire income from all sources -- wages, self-employment, bonuses, dividends, etc. Net income is the number that matters for tax purposes, and refers to your income after adjustments, deductions, and credits are subtracted from your gross income. However, there's a little more to it than that.