be under (someone's) thumb

if you are under someone's thumb, they control you completely.

The committee is firmly under his thumb and will agree to whatever he asks.

• couldn't [act/argue/fight] way out of a paper bag
• couldn't [act/argue/fight] your way out of a paper bag
• couldn't act way out of a paper bag
• couldn't act your way out of a paper bag
• couldn't argue way out of a paper bag
• couldn't argue your way out of a paper bag
• couldn't believe eyes
• couldn't believe your eyes
• couldn't care less
• couldn't fight way out of a paper bag
• couldn't fight your way out of a paper bag
• couldn't have asked for anything more
• couldn't have asked for more
• couldn't lie straight in bed
• couldn't organize a piss-up in a brewery
• couldn't ... way out of a paper bag
• couldn't ... your way out of a paper bag
• could standing on head
• could standing on your head
• could talk under water
• could with eyes closed
• could with eyes shut
• could with their eyes closed
• could with their eyes shut
• count blessings