2head verb
2always followed by an adverb or preposition [no obj] : to go in a specified direction or toward a specified place
▪ She turned around and headed (for) home.▪ I hopped in the car and headed down the street.▪ After lunch, we headed back to the office.▪ She headed out early this morning.▪ The birds have already started heading south for the winter. ◊To be heading or headed somewhere is to be going or directed somewhere.
▪ Where are you heading? = Where are you headed? [=where are you going?]▪ The ship was heading/headed out to sea.— often + for▪ We were on a plane headed for Hawaii.— often used figuratively ▪ The economy may be heading into a recession.▪ If you keep acting like this, you'll be heading/headed for trouble!
Source: http://www.learnersdictionary.com/search/head