Republican presidential front-runner Donald Trump Donald John TrumpObama calls on Senate not to fill Ginsburg's vacancy until after election Planned Parenthood: 'The fate of our rights' depends on Ginsburg replacement Progressive group to spend M in ad campaign on Supreme Court vacancy MORE said if he loses the Republican nomination, people shouldn't expect him to stick around in the public eye.

"They fight like hell for six months, and they're saying horrible things, the worst things you can imagine," Trump said during a rally in Maryland on Sunday.

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"And then one of them loses, one of them wins. And the one who loses says, 'I just want to congratulate my opponent. He is a brilliant man, he'll be a great governor or president or whatever,'" he said.

"I'm not sure you're ever going to see me there. I don't think I'm going to lose, but if I do, I don't think you're ever going to see me again, folks. I think I'll go to Turnberry and play golf or something."

Trump said sometimes the winner will put losing candidates in the administration.

"That's how they get rid of them," he said.

During the rally though, Trump said he expects he'll secure the nomination ahead of the Republican convention in July.

He also said he likes his chances to win all five states in the upcoming contests Tuesday.