Clue: Letters on some marked-down mdse.

Answer: IRR

Length: 3

---

Similar Clues:

• Like some marked-down mdse. (e.g. IRR with 3 letters)
• Onetime Downing St. residents (EDENS with 5 letters)
• Onetime Hollywood letters (RKO with 3 letters)
• Often implied letters in an online address (HTTP with 4 letters)
• Letters before an online view (IMHO with 4 letters)
• Onetime Mideast letters (UAR with 3 letters)
• Online letters (e.g. EMAIL with 5 letters)
• Letters prefacing a thought online (IMO with 3 letters)
• Like letters marked "Return to sender" (UNREAD with 6 letters)
• Student's online address letters (EDU with 3 letters)