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Definition of suckerfish
suckerfish
/ˈsʌk.ɚˌfɪʃ/
suck · er · fish
Plural:suckerfish
suckerfish Lexical Profile
CEFR
C1
Grade
8
Tier
2
Usage
Rare
Syllables
3
suckerfish Game Scores & Validity
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WWF
Wordle Guess
• noun
1
Any of several marine fishes of the family Echeneidae (the remoras) that possess a modified dorsal fin forming a flat suction disc on top of the head, used to attach themselves to sharks, whales, sea turtles, or ships.
Example
"The diver watched a slender suckerfish detach itself from the underside of a passing reef shark to feed on stray scraps."
2
Any of various bottom-dwelling freshwater fishes, such as members of the family Catostomidae (the suckers) or armored catfishes (plecostomus), that have thick, downward-facing mouths adapted for clinging to rocks or feeding by suction.
Example
"We added a small suckerfish to the home aquarium to help graze on the green algae growing along the glass walls."
Synonyms
View all synonyms for suckerfishCite this Entry
Wordmom. (2026). Definition of Suckerfish. In Wordmom Dictionary. Retrieved Nov 5, 2026, from https://wordmom.com/dictionary/suckerfish