[1] : The Collaborative International Dictionary of English v.0.48

dagger \dag"ger\ -g~er, 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.
      1913 webster

   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.
      1913 webster

   dagger moth zool., any moth of the genus apatalea. the
      larvae 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 daggers, or to speak daggers, to look or speak
      fiercely or reproachfully.
      1913 webster
see also:
dag poniard stiletto bowie knife dirk misericorde 
anlace obelisk dagger moth apatalea dagger of lath 
double dagger to look daggers to speak daggers 

Lath >> L Words
Lath, definition of term: Lath
lath_pag1.html

Dagger >> D Words
Dagger, definition of term: Dagger
dagger_pag1.html