1.VerbUsed other than figuratively or idiomatically: see stay, on.
"How does your hat manage to stay on in such strong wind?; The light stays on even if there's a power outage."
2.Verbto continue in a place or situation, while others leave.
"Some of her friends decided it was time to go home, but she wanted to stay on until sunrise.; After the trial period, she was asked to stay on and work full-time."