- The releasing, triggering, activating, or otherwise setting of something into operation. For example, the triggering of a circuit breaker. Also, an instance of such tripping.
- adjective strange, weird. This adjective, unknown before the 1990s, denotes a generally bizarre situation, thing, person, etc., rather than referring specifically to the simulation of the effects of LSD.
- noun enjoying oneself, having fun. In the slang of black hip hop aficionados the 1960s term for LSD usage has been generalised.