Definition of chock-a-block

chock-a-blockadjective

chật cứng

/ˌtʃɒk ə ˈblɒk//ˌtʃɑːk ə ˈblɑːk/

Word Originmid 19th cent. (originally in nautical use, with reference to tackle having the two blocks run close together): from chock (in chock-full) and block.

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