Meteor is a monster skill not unlike the Sorceress skill of the same name.
In Diablo II, it is used by some variants of Vampires. In Diablo Immortal it is used by Ifriss the Destroyer, Beledwe, Sanctifier Proxys.
Damaging Skills
Fire — Fire Arrow • Fireball • Fire Bolt • Fire Hit • Firestorm • Fire Wall • Flame Circle • Hydra • Incineration Nova • Inferno • Meteor
Ice — Arctic Blast • Blizzard • Cold Touch • Fire Hit (Cold) • Freezing Charge • Glacial Spike • Hoarfrost
Poison — Poison Bolt • Poison Breath • Poison Cloud • Poison Spit • Poison Spray • Poison Sting • Poison Strike
Lightning — Lightning • Lightning Arrow • Lightning Globe • Red Lightning Hose • Shocking Hit • Spark Defense
Physical — Bite • Blow Dart • Charge (Berserk Charge) • Corpse Cannon • Destructive Strike • Ground Tentacle • Leap • Javelin • Leech-life Ball • Pummel • Quill Dart • Slam • Spine Dart • Swipe
Magic — Bone Spirit • Hellish Projectile • Nova • Totem • Unholy Bolt
Non-damaging Skills
Indirect Attack — Blood Mana • Curses • Mana Rift • Minion Frenzy • Putrify • Spin Web • Stun
Spawning — Bone Prison • Festering Appendages • Lay Egg • Revive • Summon Minion
Self-effect — Bone Armor • Burrow • Fly • Frenzy • Heal • Teleport • Vile Effigy