28 across
A
bill
in
play
for
good
work!
(7)
A bill in play for good work! (7)
hints
0
checks
0
hints
The definition is at the end of the clue.
How the clue works
The definition is good work! — it's an exclamation of encouragement. You've got A, then TAB (meaning a bill) tucked inside TOY (in play), so A plus T-TAB-OY gives you your answer.