be so(redirected from am so)
To be able or permitted to do something. This construction is mainly used for emphasis in short sentences that typically end with "so" or follow "so" with a verb. A: "You aren't allowed to have sweets this early in the day." B: "I am so! Mom said I could, just this once." A: "You guys aren't allowed to be here this late!" B: "We are so allowed! Let us in!"