remora

/ɹɪˈmɔːɹə/noun
High School
1

Any of various elongate fish from the family Echeneidae, the dorsal fin of which is in the form of a suction disc that can take a firm hold against the skin of larger marine animals.

2

A serpent.

3

A delay; a hindrance, an obstacle.

4

A surgical instrument, intended to retain parts in their places.

#obsolete