Halfcock
Pronunciation : Half"cock`
Part of Speech : v.
Definition : Defn: To set the cock of (a firearm) at the first notch. To go off halfcocked. (a) To be discharged prematurely, or with the trigger at half cock; -- said of a firearm. (b) To do or say something without due thought or care. [Colloq. or Low]
t. [imp. & p. p. Halfcocked(); p. pr. & vb. n. Halfcocking.]
Source : Webster's Unabridged Dictionary, 1913