Usually means: Fish that vacuums off algae.
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We found 10 dictionaries that define the word rocksucker:

General (8 matching dictionaries)
  1. rocksucker: Wordnik
  2. rocksucker: Wiktionary
  3. Rocksucker: Dictionary.com
  4. Rocksucker: Online Plain Text English Dictionary
  5. rocksucker: Webster's Revised Unabridged, 1913 Edition
  6. Rocksucker: AllWords.com Multi-Lingual Dictionary
  7. rocksucker: FreeDictionary.org
  8. Rocksucker: TheFreeDictionary.com

Medicine (1 matching dictionary)
  1. online medical dictionary (No longer online)

Slang (1 matching dictionary)
  1. rocksucker: Urban Dictionary

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Definitions from Wiktionary (rocksucker)

▸ noun:  A lamprey.

Similar:
lamprel, lamper, lumper, river lamprey, lamper eel, lumpfish, lampron, brook lamprey, lampern, fish, more...

Opposite:
blowfish, pufferfish, fugu

▸ Words similar to rocksucker

▸ Usage examples for rocksucker

▸ Idioms related to rocksucker

▸ Wikipedia articles (New!)

▸ Popular adjectives describing rocksucker

▸ Words that often appear near rocksucker

▸ Rhymes of rocksucker

▸ Invented words related to rocksucker

Similar:
lamprel, lamper, lumper, river lamprey, lamper eel, lumpfish, lampron, brook lamprey, lampern, fish, more...

Opposite:
blowfish, pufferfish, fugu



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