Enter a clue or pattern or both:
The Clue
Gambler's I.O.U. (6 letter answer)
The Answer
MARKER
Tags
Notes
The answer MARKER is rarely seen, appearing only about once every 1800 puzzles.
Related Clues
Chit
Grease pencil, for one
Piece of bingo equipment
Promissory note in a casino
Surveyor's stake, typically
"Little Miss ___," Shirley Temple film
Definition
MARKER as a noun:
1. some conspicuous object used to distinguish or mark something; "the buoys were markers for the channel"
2. (marker, marking, mark) = a distinguishing symbol; "the owner's mark was on all the sheep"
3. a writing implement for making a mark