1. [n]  a place where ships can take on or discharge cargo
2. [v]  maintain; as of a theory, thoughts, or feelings; "bear a grudge"; "hold a grudge"
3. [v]  hold a thought or feeling of
4. [v]  keep in one's possession; of animals
5. [v]  secretly shelter (as of fugitives or criminals)

Harbor
Readers will be introduced to the many types of boats--such as tankers, barges, tugboats, and firefighters--that travel in and out of a busy harbor. Color illustrations accompany the text.

more details ...

1. \Har"bor\, n. [Written also {harbour}.] [OE herbor,
   herberwe, herberge, Icel. herbergi (cf. OHG. heriberga),
   orig., a shelter for soldiers; herr army + bjarga to save,
   help, defend; akin to AS. here army, G. heer, OHG. heri,
   Goth. harjis, and AS. beorgan to save, shelter, defend, G.
   bergen. See {Harry}, {2d Bury}, and cf. {Harbinger}.]
   1. A station for rest and entertainment; a place of security
      and comfort; a refuge; a shelter.
            [A grove] fair harbour that them seems. --Spenser.
            For harbor at a thousand doors they knocked.
                                                  --Dryden.
   2. Specif.: A lodging place; an inn. [Obs.] --Chaucer.
   3. (Astrol.) The mansion of a heavenly body. [Obs.]
   4. A portion of a sea, a lake, or other large body of water,
      either landlocked or artificially protected so as to be a
      place of safety for vessels in stormy weather; a port or
      haven.
   5. (Glass Works) A mixing box materials.
   {Harbor dues} (Naut.), fees paid for the use of a harbor.
   {Harbor seal} (Zo["o]l.), the common seal.
   {Harbor watch}, a watch set when a vessel is in port; an
      anchor watch.
   

2. \Har"bor\, v. t. [Written also {harbour}.] [imp. & p. p.
   {Harbored}; p. pr. & vb. n. {Harboring}.] [OE. herberen,
   herberwen, herbergen; cf. Icel. herbergja. See {Harbor}, n.]
   To afford lodging to; to enter as guest; to receive; to give
   a refuge to; indulge or cherish (a thought or feeling, esp.
   an ill thought).
         Any place that harbors men.              --Shak.
         The bare suspicion made it treason to harbor the person
         suspected.                               --Bp. Burnet.
         Let not your gentle breast harbor one thought of
         outrage.                                 --Rowe.
   

3. \Har"bor\, v. i.
   To lodge, or abide for a time; to take shelter, as in a
   harbor.
         For this night let's harbor here in York. --Shak.