### Clue: An abrasive comedian (5)
### Answer: EMERY 
 ### Explanation: Definition: An abrasive
Double definition: as in emery paper, used for smoothing, and comedian Dick Emery, who is likely to be unfamiliar to many younger solvers. We had EMERY PAPER in a Pasquale puzzle in December, clued as "Old comic publication seen as abrasive (5,5)"