[1] : The Collaborative International Dictionary of English v.0.48

abaft \abaft"\ .ab.aft", prep. pref. a- on + oe. baft,
   baften, biaften, as. beaeftan; be by + aeftan behind. see
   after, aft, by. naut.
   behind; toward the stern from; as, abaft the wheelhouse.
   1913 webster

   abaft the beam. see under beam.
      1913 webster
see also:
after aft by abaft the beam beam 

[2] : The Collaborative International Dictionary of English v.0.48

abaft \abaft"\, adv. naut.
   toward the stern; aft; as, to go abaft.
   1913 webster

[3] : WordNet (r) 2.0

abaft
     adv : at or near or toward the stern of a ship or tail of an
           airplane; "stow the luggage aft"; "ships with square
           sails sail fairly efficiently with the wind abaft";
           "the captain looked astern to see what the fuss was
           about" syn: aft, astern ant: fore
see also:
aft astern fore 

Abaft >> A Words
Abaft, definition of term: Abaft
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