We found 22 dictionaries that define the word Hallowmas:

General (19 matching dictionaries)

1. Hallowmas: Merriam-Webster
2. Hallowmas: American Heritage Dictionary of the English Language
3. Hallowmas: Collins English Dictionary
4. Hallowmas: Vocabulary.com
5. Hallowmas: Wordnik
6. Hallowmas: Wiktionary
7. Hallowmas: Webster's New World College Dictionary, 4th Ed.
8. Hallowmas: Infoplease Dictionary
9. Hallowmas, hallowmas: Dictionary.com
10. Hallowmas: Wikipedia, the Free Encyclopedia
11. Hallowmas: Online Plain Text English Dictionary
12. hallowmas: Webster's Revised Unabridged, 1913 Edition
13. Hallowmas: Rhymezone
14. Hallowmas: AllWords.com Multi-Lingual Dictionary
15. hallowmas: Webster's 1828 Dictionary
16. hallowmas: FreeDictionary.org
17. hallowmas: Mnemonic Dictionary
18. Hallowmas: TheFreeDictionary.com
19. Hallowmas: Merriam-Webster

Art (1 matching dictionary)

20. Shakespeare Glossary (No longer online)

Computing (1 matching dictionary)

21. Hallowmas: Encyclopedia

Slang (1 matching dictionary)

22. Hallowmas: Urban Dictionary

(Note: See hallowmass as well.)

Definitions from Wiktionary (Hallowmas) ▸ noun:  (archaic) All Saints Day, November 1 Similar: Allhallows, November 1, Hallowday, All Hallows' Day, Halloweven, Hallowtide, All Hallows' Eve, Halloween, Halloweek, Halloweekend, more... Opposite: May Day, Beltane, Walpurgis Night ▸ Words similar to Hallowmas ▸ Usage examples for Hallowmas ▸ Idioms related to Hallowmas ▸ Wikipedia articles (New!) ▸ Popular adjectives describing Hallowmas ▸ Words that often appear near Hallowmas ▸ Rhymes of Hallowmas ▸ Invented words related to Hallowmas