Question

what is the meaning of the word in bold? melissa hardin is a big fan of buying household supplies in bulk. just ask her son and daughter, who usually have to schlep enormous boxes of laundry detergent or dishwasher tablets in from the car whenever melissa returns from a shopping trip. to have as part of a whole to transfer something to support or balance to lug something around

Explanation:

In the context, Melissa's children have to bring in large boxes of supplies from the car. "Schlep" here means to carry or drag something heavy or cumbersome, which is similar to "to lug something around".

Answer:

to lug something around