What does the cryptic crossword clue "Stop meeting professional villain (8)" mean?

The definition is "Stop meeting". The wordplay uses a charade (building blocks). PRO (synonym="professional") + ROGUE (synonym="villain") = PROROGUE; definition: "Stop meeting" The answer is Prorogue.

Stop meeting professional villain (8)

Telegraph #28012 | 13 Across | 2016-01-16 flower

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