18 across
90
got
through
on
buzzer
to
go
to
the
loo
(2,7)
90 got through on buzzer to go to the loo (2,7)
hints
0
checks
0
hints
The definition is at the end of the clue.
How the clue works
Look at to go to the loo — that's your definition. For the wordplay, you're building it up piece by piece: BEE is your buzzer, then XC is the Roman numeral for 90, then USED means got through — and stringing all three together gives you your answer.