steal away
Upper Intermediate (B2)formal
To leave very quietly so no one sees you go
"During the long reception, the couple managed to steal away for a few minutes of quiet time together."
Hear it in context

He Had Money, Power and Everything… Except the Woman He Truly Loved | Romantic Comedy
CineSpace · 46:50
Can you steal away an hour, please?

CHUNKZ vs KSI and AboFlah | Match For Hope
Chunkz · 174:27
to potentially steal away a result on this final

#UFCWinnipeg Watch Along w/ UFC Hall of Famer Jens Pulver
UFC FIGHT PASS · 86:02
Dave Butt, you're going to steal away Glee.

Call of Duty: Warzone Resurgence Series - EU Qualifier Finals
Call of Duty · 283:57
and over again that could technically steal away their position.

A Dark Fantasy Audiobook: Reborn With A Divine System And Hidden Power (Book 1-4) | Complete Series
NoirCast · 2772:39
Your men have tried to steal away the secrets of beekeeping