Smart-phoning 

Noun

To use your smart-phone for gaming, browsing, chatting etc....

Smart-phoning in the dark at night is a visual suicide for your eyes.

Smart-phoning by Zami Karzai September 6, 2018

Smartphoning 

Surfing the world wide web on your smart phone while pooping.

Updating your facebook status while sitting on the toilet versus reading a magazine or a newspaper is smartphoning.

Smartphoning by Shabdarider August 22, 2012