Rep. Alexandria Ocasio-Cortez Alexandria Ocasio-CortezHouse passes bill to avert shutdown Trump attacks Omar for criticizing US: 'How did you do where you came from?' The Memo: Dems face balancing act on SCOTUS fight MORE (D-N.Y.) responded Wednesday to President Trump Donald John TrumpOmar fires back at Trump over rally remarks: 'This is my country' Pelosi: Trump hurrying to fill SCOTUS seat so he can repeal ObamaCare Trump mocks Biden appearance, mask use ahead of first debate MORE's recent remarks in which he referred to her as a "young bartender."

"[The] last guy who underestimated me lost," she told Newsweek. "That’s all I gotta say about that."

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Ocasio-Cortez, a former bartender, defeated longtime incumbent Rep. Joe Crowley Joseph (Joe) CrowleyHillicon Valley: Election officials prepare for new Russian interference battle | 'Markeyverse' of online fans helps take down a Kennedy | GOP senators unveil bill to update tech liability protections 'Markeyverse' of online fans helps take down a Kennedy The Hill's Campaign Report: Trump visits Kenosha | Primary day in Massachusetts | GOP eyes Minnesota as a battleground MORE in the 2018 Democratic primary for her New York House seat and went on to beat Republican Anthony Pappas in the general election.

President Trump on Tuesday mocked Ocasio-Cortez's Green New Deal proposal during a fundraising dinner for the National Republican Congressional Committee.

"The Green New Deal, done by a young bartender, 29 years old," Trump said.

"A young bartender, wonderful young woman," he added. "The Green New Deal. The first time I heard it I said, 'That’s the craziest thing.' You have senators that are professionals that you guys know that have been there for a long time ... and they’re standing behind her shaking. They’re petrified of her."

Trump has repeatedly gone after Ocasio-Cortez's Green New Deal, saying that it's an idea he hopes to campaign against. Earlier this year, Ocasio-Cortez and Sen. Ed Markey Edward (Ed) John MarkeySchumer: 'Nothing is off the table' if GOP moves forward with Ginsburg replacement Democrats see fundraising spike following Ginsburg death Democratic senator calls for eliminating filibuster, expanding Supreme Court if GOP fills vacancy MORE (D-Mass.) introduced the legislation, which aims to create an economy based on 100 percent renewable energy.

The Senate blocked the measure last week in a vote Democrats say was scheduled for show.