To reek of something, usually something unpleasant, means to smell very strongly of it. Your breath reeks of stale cigar smoke The entire house reeked for a long time. = stink Reek is also a noun. He smelt the reek of whisky
disapproval If you say that something reeks of unpleasant ideas, feelings, or practices, you disapprove of it because it gives a strong impression that it involves those ideas, feelings, or practices. The whole thing reeks of hypocrisy. to have a strong bad smell = stink