under the wire 

undetected,not getting found out,

I kept under the wire

under the wire by G Ma May 1, 2006

in just under the wire 

When people say "in just under the wire" means that someone did something at the last minute or moment, or something happened at last minute, for example:

" - I'm sorry , i didn't hear my alarm.

- So that's why you came in just under the wire? "

in just under the wire by AxmanaleX February 8, 2023