v.1. To remain next to or in attendance of someone or something: Stay with the suitcases while I check the train schedule.
2. To remain or sojourn as someone's guest or lodger: I'm staying with my brother until I find an apartment.
3. To adhere to some plan; keep at something: I played piano for a couple of years, but I couldn't stay with it.
4. To match some competitor or perceived competitor: I tried to stay with the lead runner, but she was just too fast.
5. To remain in one's thoughts or memory: That poem has stayed with me since I first heard it.