1 definition by Ducky bum

BACK ON WHEELS
End of the menstrual cycle.
Relates to the saying "up on blocks" - meaning menstruating.
Comparing the female time of the month to a car!
i.e. Justin was a very merry man when he arrived home to his scantily dressed girlfriend Maria.
" Ya back on wheels babe ? "

" Sure am big Big Boy "
by Ducky bum September 12, 2017
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