mtshams med

མཚམས་མེད
transgression of immediate retribution/ boundless, w/o interval [IW]

sin of immediate retribution, boundless, the [deeds]. without interval [RY]

inexpiable, capital offence, actions which find immediate retribution in hell (murder of ma, pa, arhant, bloodshed, dividing the sangha) without an in-between (experienced directly after this life) [JV]

1) w/o intermediate divisions/ a break/ a stop; 2) inexpiable; 3) going directly to hell w/o the bardo etc.) [IW]