slating (Noun) — Thin layers of rock used for roofing.
slating (Noun) — A severely critical attack. ex. "the reviewers gave his book a sound slating"
slating (Noun) — The act of laying slates for a roof.
slating (Verb) — Designate or schedule.
slating (Verb) — Enter on a list or slate for an election.
slating (Verb) — Cover with slate. ex. "slate the roof"
slating (Verb) — Strongly criticize.