1. Of one's eyes, to open to the greatest extent, typically due to shock or surprise. My eyes went wide when I got my credit card bill and saw just how much I'm in debt. I felt my eyes go wide when Callie said that she had dumped her boyfriend.

2. To miss a target, especially by being too far to a side. Often used in sports. My shot went wide of the net just as time expired, and, with that, we had our first loss of the season.