PJ - It has a basic meaning of "Many Years" - Used at Birthdays , Easter , Christmas , religous days etc.
You are wishing all "Many years of good health" - Generally painted, outside houses, on the roads especially at Paska(Easter)
Wishing you both a safe an non stressful trip. Hope they don't find those speedos, in yer case, as they will not only test you for Covid but also for sanity!! -
(Had to get a last one in and will now leave you to enjoy your time here)
Cheers
Negg