We found 11 dictionaries that define the word hashmark:

General (8 matching dictionaries)

1. hashmark: Vocabulary.com
2. hashmark: Wordnik
3. hashmark: Wiktionary
4. hashmark: Dictionary.com
5. hashmark: Rhymezone
6. hashmark: FreeDictionary.org
7. hashmark: Mnemonic Dictionary
8. hashmark: TheFreeDictionary.com

Art (1 matching dictionary)

9. ODLIS: Online Dictionary of Library and Information Science (No longer online)

Slang (1 matching dictionary)

10. Hashmark: Urban Dictionary

Sports (1 matching dictionary)

11. Hickok Sports Glossaries (No longer online)

(Note: See hashmarks as well.)

Definitions from Wiktionary (Hashmark) ▸ noun:  Alternative form of hash mark [The hash or pound sign (#).] Similar: hash mark, Service stripe, hall-mark, slash-mark, hashmap, tickmark, quotemark, touch-mark, blue checkmark, proofmark, more... Opposite: space, blank, clear, empty, unmarked Types: octothorpe, hash, pound sign, number sign, more... ▸ Words similar to hashmark ▸ Usage examples for hashmark ▸ Idioms related to hashmark ▸ Wikipedia articles (New!) ▸ Popular adjectives describing hashmark ▸ Words that often appear near hashmark ▸ Rhymes of hashmark ▸ Invented words related to hashmark