Obelisk \Ob"e*lisk\, n. [L. obeliscus, Gr. ?, dim. of ? a spit, a pointed pillar: cf. F. ob['e]lisque.]

1. An upright, four-sided pillar, gradually tapering as it rises, and terminating in a pyramid called pyramidion. It is ordinarily monolithic. Egyptian obelisks are commonly covered with hieroglyphic writing from top to bottom.

2. (Print.) A mark of reference; -- called also dagger [[dagger]]. See Dagger, n., 2.

Source: Webster's Revised Unabridged Dictionary (1913)
 

Dagger \Dag"ger\, v. t. To pierce with a dagger; to stab. [Obs.]

Source: Webster's Revised Unabridged Dictionary (1913)
 

Dagger \Dag"ger\, n. [Perh. from diagonal.]

A timber placed diagonally in a ship's frame. --Knight.

Source: Webster's Revised Unabridged Dictionary (1913)
 

Dagger \Dag"ger\ (-g[~e]r), n. [Cf. OE. daggen to pierce, F. daguer. See Dag a dagger.]

1. A short weapon used for stabbing. This is the general term: cf. Poniard, Stiletto, Bowie knife, Dirk, Misericorde, Anlace.

2. (Print.) A mark of reference in the form of a dagger [[dagger]]. It is the second in order when more than one reference occurs on a page; -- called also obelisk.

Dagger moth (Zo["o]l.), any moth of the genus Apatalea. The larv[ae] are often destructive to the foliage of fruit trees, etc.

Dagger of lath, the wooden weapon given to the Vice in the old Moralities. --Shak.

Double dagger, a mark of reference [[dag]] which comes next in order after the dagger.

To look, or speak, daggers, to look or speak fiercely or reproachfully.

Source: Webster's Revised Unabridged Dictionary (1913)