Sentence:  “<WSD>Purple</WSD> smoke is no joke. Especially when it is real <WSD>purple</WSD>. The smell, taste, and high is easily one of the best in the world. One bowl of some <WSD>purple</WSD> Kush, and I'm done for a couple of hours. 
Meaning of the word marked with <WSD> tags:  The purple haze cultivar of cannabis in the kush family, either pure or mixed with others, or by extension any variety of smoked marijuana.