eastbound

Concise Oxford English Dictionary © 2008 Oxford University Press:
east/iːst/

▶noun (usu. the east)

• 1 the direction towards the point of the horizon where the sun rises at the equinoxes, on the right-hand side of a person facing north.

• 2 the eastern part of a country, region, or town.

  ■ (the East) the regions or countries lying to the east of Europe, especially China, Japan, and India.

  ■ (the East) historical the former communist states of eastern Europe.

▶adjective

• 1 lying towards, near, or facing the east.

• 2 (of a wind) blowing from the east.

▶adverb to or towards the east.

– derivatives
eastbound adjective & adverb.

– origin OE ēast-, of Gmc origin.