The Collaborative International Dictionary of English v.0.48:

Ramble \Ram"ble\ (r[a^]m"b'l), v. i. [imp. & p. p. Rambled
   (r[a^]m"b'ld); p. pr. & vb. n. Rambling (r[a^]m"bl[i^]ng).]
   [For rammle, fr. Prov. E. rame to roam. Cf. Roam.]
   1. To walk, ride, or sail, from place to place, without any
      determinate object in view; to roam carelessly or
      irregularly; to rove; to wander; as, to ramble about the
      city; to ramble over the world.
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            He that is at liberty to ramble in perfect darkness,
            what is his liberty better than if driven up and
            down as a bubble by the wind?         --Locke.
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   2. To talk or write in a discursive, aimless way.
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   3. To extend or grow at random. --Thomson.
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   Syn: To rove; roam; wander; range; stroll.
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