The phrase "unmistakable feeling" refers to a strong and clear sensation or emotion that is easily recognized and cannot be confused with anything else. Full definition
Basically, if you're willing to roll up your sleeves and get dirty, you will get to enjoy an unmatched culture of loving what you do, Friday foosball, stock options, and the unmistakable feeling of contributing to something amazing that may just change the world. (voltaeffect.com)
But if every Sunday night you're overcome with an unmistakable feeling of dread when you think about heading into the office the following morning? (theeverygirl.com)
Uncle Buck bears the unmistakable feeling of a series that was market - tested to death in every predictable plot turn. (slantmagazine.com)