When I've heard it used it is in reference to a custom, a chumrah, based a late source, often kabbalistic. On 12/17/2016 8:38 PM, Lisa Liel via Avodah wrote: > On 12/16/2016 9:24 PM, Rich, Joel wrote: >> what halachic category does "being an inyan" fall into? > > A vague one.