By Jesse Byrnes
A top aide to White House hopeful Donald TrumpDonald TrumpCher blasts Trump: 'I just wish he’d fall off the face of the earth' Poll: No surge in support for lower immigration levels Gary Johnson accuses Clinton of 'pay-to-play' tactics MORE on Thursday thanked Mitt Romney after the 2012 Republican presidential nominee blasted the current GOP front-runner.
Dan Scavino, a senior Trump adviser, tweeted that the former Massachusetts governor had delivered "an incredible endorsement" for Trump.
Scavino also tweeted that Romney "defined" the word politician with his remarks, linking to a a video from 2012 when Romney said he was "honored and pleased" to have Trump's endorsement in his own presidential bid.
Romney during a blistering speech Thursday at the University of Utah unloaded on Trump's foreign policy credibility, business failures and vision for the country.
Romney ripped Trump as a "fraud" and "phony" in his speech, and called on Republicans to support rivals Ted CruzTed CruzConway, Kelly clash over Trump’s use of personal insults Top aide: Trump 'doesn't hurl personal insults' New Trump campaign manager called on him to release tax returns in April MORE, Marco RubioMarco RubioThe Trail 2016: Trump works to widen his appeal Rubio primary challenger loans campaign M Trump-Clinton race redraws battle for Electoral College MORE or John Kasich in voting over the next two weeks.
--This report was updated at 12:35 p.m.