"What the heil?" is how the New York Daily News described the end of a fiery speech given at the Republican National Convention by conservative talk-show host Laura Ingraham.

The reaction wasn't over the content of Ingraham's speech, which served up the same anti-Hillary Clinton red meat Republican voters have grown accustomed to.

But once her speech was over, Ingraham did this:

Getty Images captured this shot of Ingraham at the same moment:

It's unclear what Ingraham intended with the hand motion, and attempts to contact the conservative talk host weren't returned. "I take the left-wing "gesture" of desperation to be a HUGE compliment," Ingraham tweeted Thursday morning.

Conservatives rushed to Ingraham's defense, saying it's absurb that her hand gesture could be interpreted as a Nazi salute.  They shared pictures of Hillary Clinton hand gestures that, when captured as stills, appeared to show the same thing.

Ingraham has complained in the past about the "far left's" use of Nazi comparisons, telling Fox News host Bill O'Reilly in 2011 that it's "a really ridiculous comparison."

After her speech, Republican Presidential candidate Donald Trump included an #AmericaFirst hashtag to a Tweet thanking Ingraham for the speech.

CNN has reported that "America First" holds an ugly spot in American history, saying it was "the name of the isolationist, defeatist, anti-Semitic national organization that urged the United States to appease Adolf Hitler."

Not surprisingly, the reaction on Twitter was swift:

Ingraham also had her defenders: