your, his, etc. word is law
(one's) word is law
One has the ultimate authority; you must do what one says. You better do it, or you know what'll happen. Mom's word is law. I don't care what your supervisor said. I'm the boss here, so my word is law.
See also: law, word
Farlex Dictionary of Idioms.
your, his, etc. ˌword is ˈlaw
used to say that somebody has complete power and control: Their father is very old-fashioned. His word is law in their house.See also: law, word
Farlex Partner Idioms Dictionary
- drive (one) out of office
- force (one) out of office
- force out of office
- give (one) (one's) head
- give head
- give somebody their head
- give someone their head
- cooking for one
- as one door closes, another (one) opens
- as one door closes, another opens