1. To come to some particular realization as a result of something else. I realized that she didn't love me from the look on her face. You should have realized from the way they were acting that they had no intention of honoring the agreement.

2. To achieve or obtain some profit or other gain as a result of some transaction or sale. We'll ensure you realize the largest possible return from your investment. The government realized a pretty sizable profit from the sale of its properties around the country.