chockablock

Etymology
From.

Adjective

 * 1)  Having the blocks drawn close together so no further movement is possible, as when the tackle is hauled to the utmost.
 * 2)  Jammed tightly together, jam-packed; very crowded; completely filled or stuffed.

Translations

 * Russian: битко́м наби́тый,
 * Spanish:

Adverb

 * 1) In a crowded manner; as completely or closely as possible.