slip away is a phrasal verb with several meanings:
1. To leave quietly or secretly without being noticed
2. To gradually disappear or be lost
3. (Of time) to pass quickly
4. (Of opportunities) to be missed
Example sentences:
- She slipped away from the party without saying goodbye.
- My childhood memories are slowly slipping away.
- The weekend just slipped away before I knew it.
- Don't let this chance slip away!