Originally a person or thing stuffed to the point of choking was “choke-full.” In modern speech this expression has become “chock-full,” or in less formal American English, “chuck-full.” Chalk has nothing to do with it.
chalk-full
Originally a person or thing stuffed to the point of choking was “choke-full.” In modern speech this expression has become “chock-full,” or in less formal American English, “chuck-full.” Chalk has nothing to do with it.