1. to do something.

Travelers want the airlines to take action to make flying safer and more comfortable.

2. to begin legal activity against someone.

Today, the environmental group took action in federal court against the mining companies.

• with own fair hands
• with regard to
• with regard to something
• with respect to
• with respect to something
• with strings
• with strings attached
• with tail between legs
• with tail between your legs
• with teacher's hat on
• with [teacher's/lawyer's etc.] hat on
• with the best of them
• with the best will in the world
• with tongue in cheek
• with your back against the wall
• with your bare hands
• with your eyes closed
• with your eyes open
• with your eyes wide open
• with your guns blazing
• with your ... hat on
• with your head in the clouds
• with your lawyer's hat on
• with your nose in the air
• with your own fair hands