A very large, usually diversified, firm.
For more information, see The Difference between an S Corporation and an LLC.
Use corporation in a sentence
At first Bill liked working for the large company but, after years at the corporation he felt he could better use his talents at a smaller company that didn't have so much red tape.
The share holders of the corporation must include their yearly dividends as income when they file their taxes at the end of the year.
I work for a mindless corporation who steals my time and gives me barely enough money to survive because they want my dependent on them and to never escape.