trick cyclist

plural trick cyclists

1. literallyA person who performs tricks while riding a bicycle.
2. UKslangA psychiatrist.

   "I want to, and my trick-cyclist says it might help. Kill or cure."

   1989, Peter Dickinson, Skeleton-in-waiting

   2 more examples

   It was a commonplace for the medical officer to refer problem cases to the "trick cyclist" so that people got used to the idea that he might be able to help.

   1964, The British journal of criminology

   But what if it had the contrary effect? What if his wife turned wholly sane? What if she announced, not on any trick cyclist's couch...

   1984, Michael Innes, Carson's conspiracy