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The Collaborative International Dictionary of English v.0.48 (gcide)

Bottom \Bot"tom\ (b[o^]t"t[u^]m), n. [OE. botum, botme, AS.
botm; akin to OS. bodom, D. bodem, OHG. podam, G. boden,
Icel. botn, Sw. botten, Dan. bund (for budn), L. fundus (for
fudnus), Gr. pyqmh`n (for fyqmh`n), Skr. budhna (for
bhudhna), and Ir. bonn sole of the foot, W. bon stem, base.
[root]257. Cf. 4th {Found}, {Fund}, n.]
1. The lowest part of anything; the foot; as, the bottom of a
tree or well; the bottom of a hill, a lane, or a page.
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Or dive into the bottom of the deep. --Shak.
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2. The part of anything which is beneath the contents and
supports them, as the part of a chair on which a person
sits, the circular base or lower head of a cask or tub, or
the plank floor of a ship's hold; the under surface.
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Barrels with the bottom knocked out. --Macaulay.
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No two chairs were alike; such high backs and low
backs and leather bottoms and worsted bottoms. --W.
Irving.
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3. That upon which anything rests or is founded, in a literal
or a figurative sense; foundation; groundwork.
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4. The bed of a body of water, as of a river, lake, sea.
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5. The fundament; the buttocks.
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6. An abyss. [Obs.] --Dryden.
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7. Low land formed by alluvial deposits along a river;
low-lying ground; a dale; a valley. "The bottoms and the
high grounds." --Stoddard.
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8. (Naut.) The part of a ship which is ordinarily under
water; hence, the vessel itself; a ship.
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My ventures are not in one bottom trusted. --Shak.
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Not to sell the teas, but to return them to London
in the
same bottoms in which they were shipped. --Bancroft.
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{Full bottom}, a hull of such shape as permits carrying a
large amount of merchandise.
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9. Power of endurance; as, a horse of a good bottom.
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10. Dregs or grounds; lees; sediment. --Johnson.
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{At bottom}, {At the bottom}, at the foundation or basis; in
reality. "He was at the bottom a good man." --J. F.
Cooper.

{To be at the bottom of}, to be the cause or originator of;
to be the source of. [Usually in an opprobrious sense.]
--J. H. Newman.
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He was at the bottom of many excellent counsels.
--Addison.
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{To go to the bottom}, to sink; esp. to be wrecked.

{To touch bottom}, to reach the lowest point; to find
something on which to rest.
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Bottom \Bot"tom\, n. [OE. botme, perh. corrupt. for button. See
{Button}.]
A ball or skein of thread; a cocoon. [Obs.]
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Silkworms finish their bottoms in . . . fifteen days.
--Mortimer.
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Bottom \Bot"tom\, a.
Of or pertaining to the bottom; fundamental; lowest; under;
as, bottom rock; the bottom board of a wagon box; bottom
prices.
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{Bottom glade}, a low glade or open place; a valley; a dale.
--Milton.
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{Bottom grass}, grass growing on bottom lands.

{Bottom land}. See 1st {Bottom}, n., 7.
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Bottom \Bot"tom\, v. t.
To wind round something, as in making a ball of thread.
[Obs.]
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As you unwind her love from him,
Lest it should ravel and be good to none,
You must provide to bottom it on me. --Shak.
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Bottom \Bot"tom\, v. t. [imp. & p. p. {Bottomed} (?); p. pr. &
vb. n. {Bottoming}.]
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1. To found or build upon; to fix upon as a support; --
followed by on or upon.
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Action is supposed to be bottomed upon principle.
--Atterbury.
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Those false and deceiving grounds upon which many
bottom their eternal state]. --South.
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2. To furnish with a bottom; as, to bottom a chair.
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3. To reach or get to the bottom of. --Smiles.
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Bottom \Bot"tom\, v. i.
1. To rest, as upon an ultimate support; to be based or
grounded; -- usually with on or upon.
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Find on what foundation any proposition bottoms.
--Locke.
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2. To reach or impinge against the bottom, so as to impede
free action, as when the point of a cog strikes the bottom
of a space between two other cogs, or a piston the end of
a cylinder.
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