the term used to describe a dumb or slow person either self inflicted or not, generally a person who has and or does smoke too much marijuana on a regular basis.
stoned gentleman on a beenbag mindlessly playing playstation one........ You walk in and say "you sir are a drophead" and leave
A Diphead is created by pushing on an infant's soft spot carefully enough not to kill it, but firmly enough to mentally handicap it. They are used as portable bowls for dip and salsas.
The ability girls and women have developed to hold several items at once in one hand. The skill has been developed due to the lack of pockets in women's clothing.
I thought she'd need multiple trips to carry her phone, keys, wallet, and Starbucks to her car since she needed the other hand to open the door, but she used her impressive girl grip to carry everything in one hand.