gut reaction

“People on the left and the right both have a gut reaction to it because it is a waste of resources,” said Christian Reynolds, a researcher at the Center for Food Policy at City University in London.

I have a very gut reaction to things and if it's not a 'Hell yes!' it's usually a 'No'.

Jehlárová’s gut reaction when the Cougars reached out to the Czech Republic native to gauge her interest in coming to the United States?

"This way, we're measuring gut reaction to the light turning on -- which hand will you use on the spot?"

It was a gut reaction at having my identities seemingly collapsed into an acronym.