Filed from 3 published puzzles

HAVEATIT

Set to 2 different clues across 3 published puzzles, most often "Dig in!" — The New York Times, Saturday, 18 July 2009.

8 letters

Every clue on record, most used first

"Dig in!"2 times
The New York Times — Saturday, 18 July 2009
Work with enthusiasmonce
The New York Times — Thursday, 1 November 2001

Other answers to these clues

EAT3 letters
EATUP5 letters
LETSEAT7 letters