from The American Heritage® Dictionary of the English Language, 4th Edition
- n. A dockside community of privately owned boats moored in slips that are purchased for year-round living.
- n. A slip in such a community.
from Wiktionary, Creative Commons Attribution/Share-Alike License
- n. A boat slip sold like a condominium, so that the owner has exclusive use of the slip and shared use of common areas of the marina.
dock1 + (cond)ominium.(American Heritage® Dictionary of the English Language, Fourth Edition)
Blend of dock and condominium (Wiktionary)