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1. 
[syn: aft, abaft, astern]
The Collaborative International Dictionary of English v.0.48:
Aft \Aft\ ([.a]ft), adv. & a. [AS. [ae]ftan behind; orig.
   superl. of of, off. See After.] (Naut.)
   Near or towards the stern of a vessel; astern; abaft.
   [1913 Webster]
WordNet (r) 3.0 (2006):
aft
    adv 1: 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, abaft, astern] [ant: fore, forward]
    adj 1: (nautical, aeronautical) situated at or toward the stern
           or tail [ant: fore(a)]
Moby Thesaurus II by Grady Ward, 1.0:
20 Moby Thesaurus words for "aft":
   abaft, after, aftermost, astern, back, backward, baft,
   fore and aft, hind, hinder, hindermost, hindhand, hindmost,
   posterior, postern, rear, rearmost, rearward, retrograde, tail
V.E.R.A. -- Virtual Entity of Relevant Acronyms (February 2016):
AFT
       Authenticated Firewall Traversal (IETF)