Examples of use of about to do
1. And indeed, that seems to be what we are about to do.
2. "I gave my land up once already, and I am not about to do it again.
3. As they were about to do so, Rikan died; Shikan continued to the day he died.
4. Nine were, for various reasons, "mentally incapable of doing what we‘re about to do." But most could do what they were about to do, were eager to, impatient even, and said so in no uncertain terms.
5. Look, the US government is not about to do anything that legitimizes the Iranian government‘s position.