or chock-a-block

[ chok-uh-blok ]
/ ˈtʃɒk əˈblɒk /


extremely full; crowded; jammed: a room chockablock with furniture and plants.
Nautical. having the blocks drawn close together, as when the tackle is hauled to the utmost.


in a crowded manner: books piled chockablock on the narrow shelf.

Origin of chockablock

cf. chock close (up to), apparently as back formation from chock-full Unabridged Based on the Random House Unabridged Dictionary, © Random House, Inc. 2019

Examples from the Web for chockablock