- (by analogy) Thickly covered in something, as if with barnacles.
- (figuratively) Marked by personal experiences; worldly.
- Crusted with barnacles.
- Old and weathered, particularly with respect to persons or things associated with the ocean.
- Familiar with the ocean and/or seafaring.
- (figuratively) Encumbered with something unnecessary or undesirable, especially through a slow, gradual process of accumulation.
- simple past tense and past participle of barnacle