chockablock
Pronunciation:
/ˈtʃɒkəˌblɒk/adjective
Definitions
(of a ship's hoisting tackle) Having the blocks drawn close together so no further movement is possible, as when the tackle is hauled to the utmost.
(by extension) Jammed tightly together; very crowded; completely filled or stuffed.
Example: Some of Sardinia's gorgeous seaside towns have lately been invaded by builders who erected chockablock housing that catered to middle-income tourists but threatened to spoil the landscape.
adverb
Definitions
In a crowded manner; as completely or closely as possible.
Example: His study had books stacked chockablock on every shelf.