Pop rock songs, propelled to Top 40 status by low testosterone members of the population. They are usually maudlin and involve a idealized view of romace,love, loss and unattainable lovers. Similar and sometimes identical to Power Ballads, but usually less over produced. One old school example is Randy Van Warmer's AM radio hit "Just when I Need You Most" from 1979.
Man, my Dentist always has the Wuss Rock channel dialed in on his office Sirius Satellite Channel. I hate it here, at least the Hygenist is kinda foxy.