red hot (Adjective) — Having strong sexual appeal. ex. "a red-hot mama"
red hot (Adjective) — Newest or most recent. ex. "red-hot information"
red hot (Adjective) — Characterized by intense emotion, interest or excitement. ex. "a red-hot speech"
red hot (Adjective) — Glowing red with heat.
red hot (Adjective) — Very fast; capable of quick response and great speed. ex. "a red-hot line drive"
red hot (Noun) — A frankfurter served hot on a bun.