Mar"row (?), n. [OE. marou, mary, maruh, AS. mearg, mearh; akin to OS. marg, D. merg, G. Mark, OHG. marg, marag, Icel. mergr, Sw. merg, Dan. marv, Skr. majjan; cf. Skr. majj to sink, L. mergere. &root;274 Cf. Merge.]

1. Anat.

The tissue which fills the cavities of most bones; the medulla. In the larger cavities it is commonly very fatty, but in the smaller cavities it is much less fatty, and red or reddish in color.


The essence; the best part.

It takes from our achievements . . . The pith and marrow of our attribute. Shak.

3. [OE. maru, maro; -- perh. a different word; cf. Gael. maraon together.]

One of a pair; a match; a companion; an intimate associate.


Chopping and changing I can not commend, With thief or his marrow, for fear of ill end. Tusser.

Marrow squash Bot., a name given to several varieties of squash, esp. to the Boston marrow, an ovoid fruit, pointed at both ends, and with reddish yellow flesh, and to the vegetable marrow, a variety of an ovoid form, and having a soft texture and fine grain resembling marrow. -- Spinal marrow. Anat. See Spinal cord, under Spinal.


© Webster 1913.

Mar"row (?), v. t. [imp. & p. p. Marrowed (?); p. pr. & vb. n. Marrowing.]

To fill with, or as with, marrow of fat; to glut.


© Webster 1913.

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