dagger — ONAD

dagger /ˈdaɡər, ˈdæɡər

▸ noun

1 a short knife with a pointed and edged blade, used as a weapon:

he drew his dagger and stabbed the leader.

▪ Printing another term for obelus.

2 a moth with a dark dagger-shaped marking on the forewing.

Genus Acronicta, family Noctuidae: several species.

– PHRASES
at daggers drawn British
in bitter enmity:

they have been at daggers drawn for weeks over tactics.

look daggers at (also glare daggers at)
glare angrily or venomously at:

she flung the fork down, looking daggers at him.

– ORIGIN late Middle English : perhaps from obsolete dag ‘pierce, stab’, influenced by Old French dague ‘long dagger’.