The word "overwhelming" means being so much or too great in quantity, strength, size, etc., to be difficult to deal with. It describes a situation where there is an excessive amount of something that makes it hard for someone to cope or manage. For example, if you are feeling overwhelmed by the amount of work you have to do, it means that the workload is too much for you to handle and you feel unable to deal with it effectively. The word can also be used to describe a strong emotional response such as being overcome with joy or sadness. In summary, "overwhelming" refers to something that is so great in quantity or strength that it becomes difficult to manage or cope with.