1) Brief time off 2) Comedy role-playing game 3) Day off from sch 4) Neth 5) Prefix meaning complete 6) Relative of a vac 7) Special California entry 8) Vacation, to a Londoner Found on https://www.crosswordclues.com/clue/hol
[proof assistant] HOL (Higher Order Logic) denotes a family of interactive theorem proving systems sharing similar (higher-order) logics and implementation strategies. Systems in this family follow the LCF approach as they are implemented as a library in some programming language. This library implements an abstract data type of proven theo... Found on http://en.wikipedia.org/wiki/HOL_(proof_assistant)
[role-playing game] HoL (sometimes written as `HōL`) is a role-playing game created by Dirt Merchant Games and produced by Black Dog Game Factory, a subsidiary of White Wolf which produced adult oriented RPGs. The HoL Core Rulebook was published in 1994, and was followed up by one other supplement Buttery Wholesomeness in 1995. Although Ho... Found on http://en.wikipedia.org/wiki/Hol_(role-playing_game)