TUM

Set to 2 different clues across 2 published puzzles, most often “Rum ___ Tugger ("Cats" cat)” — The New York Times, Sunday, 5 December 2004.

3 letters

Every clue on record, most used first

Rum ___ Tugger ("Cats" cat)once
The New York Times — Sunday, 5 December 2004
"The Rum ___ Tugger" (song from "Cats")once
The New York Times — Sunday, 10 September 2000