1
general::
Phrase(s): slip away 1. [and] slip off
to go away or escape quietly or in secret; to slip out. • I slipped away when no one was looking. • Let’s slip off somewhere and have a little talk. • I’ll try to slip out for an hour or two when Tom is asleep. 2. Euph. to die. • Uncle Charles slipped away in his sleep last night.
McGrawhill's American Idioms And Phrasal Verbs