Green’s Dictionary of Slang

head-tripper n.

[head trip v.]

1. (US) a psychotherapist.

[US]T. Alibrandi Custody 289: I’m not going to Dr. Stafford, or any other head-tripper!

2. a day-dreamer; also attrib.

ZoneZero Con Game 🌐 If it’s one of them white head-tripper intellectuals, he talks but he don’t suck long.
E. Nauman Poseidon Rulerships in Medical Astrology 🌐 ‘Head tripper’ A person who is disconnected, out of touch, repressed/suppressed emotionally and who lives only in their head.