GNU Collaborative International Dictionary of English

Found 2 definitions 

  1.       

    Frith , n. [OE. firth, Icel. fjörðr; akin to Sw. fjärd, Dan. fiord, E. ford. √78. See Ford, n., and cf. Firth, Fiord, Fret a frith, Port a harbor.]
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    1. (Geog.) A narrow arm of the sea; an estuary; the opening of a river into the sea; as, the Frith of Forth. Also called firth.
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    2. A kind of weir for catching fish. [Eng.]
      Carew.

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  2.       

    Frith, n. [OE. frith peace, protection, land inclosed for hunting, park, forest, AS. frið peace; akin to frenoð peace, protection, asylum, G. friede peace, Icel. friðr, and from the root of E. free, friend. See Free, a., and cf. Affray, Defray.]
    1. A forest; a woody place. [Obs.]
      Drayton.

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    2. A small field taken out of a common, by inclosing it; an inclosure. [Obs.]
      Sir J. Wynne.

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