2 (in pl.) calamities, troubles.
3 joc. problems (told me a tale of woe).
Phrases and idioms:
woe betide there will be unfortunate consequences for (woe betide you if you are late). woe is me an exclamation of distress.
Etymology: OE wa, waelig f. Gmc, a natural exclam. of lament
Useful english dictionary. 2012.