cap it all
To finish or complete an experience or situation in an especially positive or negative way. Our date was fantastic! We went for dinner, saw a great film, and then we capped it all with some salsa dancing! What a terrible day. I left my phone in the grocery store, my car broke down on the way home, and then, to cap it all, my groceries broke through the bag as I was walking to the front door. Things were already going pretty poorly when, to cap it all, the waiter dropped my dinner in my lap!
Farlex Dictionary of Idioms. © 2024 Farlex, Inc, all rights reserved.
cap it all
1. Also, cap it all off. Finish or complete something, as in To cap it all off they served three kinds of dessert.
2. Surpass or outdo something, as in This last story of Henry's caps them all. Both usages employ cap in the sense of "topping" something. [First half of 1800s]
The American Heritage® Dictionary of Idioms by Christine Ammer. Copyright © 2003, 1997 by The Christine Ammer 1992 Trust. Published by Houghton Mifflin Harcourt Publishing Company. All rights reserved.