"barnacles" in the noun sense
1. barnacle, cirriped, cirripede
marine crustaceans with feathery food-catching appendages free-swimming as larvae as adults form a hard shell and live attached to submerged surfaces
2. barnacle goose, barnacle, Branta leucopsis
European goose smaller than the brant breeds in the far north
Source: WordNet® (An amazing lexical database of English)
Princeton University "About WordNet®."
WordNet®. Princeton University. 2010.
View WordNet® License