slip through
Upper Intermediate (B2)neutral
To get through something — like a rule or check — without being caught
"Several counterfeit bills slipped through the bank's screening process."
Hear it in context

The REAL Reason People Aren't Having Babies Anymore
Ben Shapiro · 2:18
Messages slip through the cracks.

The Skill Stack That Keeps My Agent Writing Modern Swift
Crafters Lab · 4:53
because something will slip through and

Actually the Craziest Movie Ever Made
Kurtis Conner · 3:56
I let it slip through my fingers.

Iran's Economy Was Collapsing … And Then The War Started
Economics Explained · 7:24
managed to slip through the sanctions net.
![Video: [Co-Stream] Call of Duty League Major I Tournament | Day 2](https://i.ytimg.com/vi/jk75oZ_PVIA/sddefault.jpg?v=69e539d4)
[Co-Stream] Call of Duty League Major I Tournament | Day 2
Call of Duty · 51:23
Envoy managing to slip through enemy lines.