in the act of (doing something)(redirected from in the act of doing)
in the act of (doing something)
While (doing something); in the midst of (doing something). The police caught the robbers in the act of ransacking another house. I'm sorry it took so long to respond. I was in the act of calling you back yesterday when a bunch of new projects landed on my desk.
Farlex Dictionary of Idioms. © 2015 Farlex, Inc, all rights reserved.