Now a study from unscramblerer.com looked at the current slang words Iowans are searching most, according to Google. So to save you time with the young person in your family, here are the top 5 Iowans are searching this year. BopUnsplash Unsplash loading...A 'bop' is someone who has had a lot of sexual partners (they 'bop' from one partner to the next). SigmaUnsplash Unsplash loading...You may have heard 'sigma' by now but in current slang, it's not just the Greek alphabet letter. Of course there are many more slang words that you'll hear these days but those are the top 5 that apparently (accurately) confuse us all this year.