The typing of text (SMS) messages, esp. on a standard numerical keypad, using only the index finger of one hand. Is a relatively slow method for typing text messages and almost always requires that the cell phone be held in the opposite hand. Common among older cell phone users and possibly a cellular offshoot of the "Hunt-and-Peck" typing method.
Riding with my dad is scary enough, it's even worse when he starts indexting.
Nickname given to bales of marijuana thrown overboard or out of airplanes. Origin is reportedly from members of the US Coast Guard in the area of Southern Florida.
A sunburn or suntan focused on the left arm. It is caused by the left side of the body being the only half that gets exposed to sunlight while driving. Presumably, it would be located on the right side of the body in countries where they drive on the left side of the road.
I had a trucker's tan after driving for 10 straight hours on a sunny day.