My brother reckons that the word Dench is fake by which he means that this one isn't really used. He's never heard or used it either. I've just done a quick Google check and there are entries for the word on various websites. It's not an official word in the Collins English Dictionary yet. And also you can find it on Urban Dictionary, which is a sort of semi reliable collection of slang. Both those definitions confirm that the word basically means nice or awesome, but there aren't that many entries for it. So I think we can conclude that this is a new phrase probably only used by a few people, particularly younger generations. There you go. You'll have