1.To spit; to pierce as with a spit. "I'll broach the tadpole on my rapier's point."
2.To tap; to pierce, as a cask, in order to draw the liquor. Hence: To let out; to shed, as blood. "Whereat with blade, with bloody blameful blade, He bravely broached his boiling bloody breast."
3.To open for the first time, as stores. "You shall want neither weapons, victuals, nor aid; I will open the old armories, I will broach my store, and will bring forth my stores."
4.To make public; to utter; to publish first; to put forth; to introduce as a topic of conversation. "Those very opinions themselves had broached."
5.To cause to begin or break out. (Obs.)
6.(Masonry) To shape roughly, as a block of stone, by chiseling with a coarse tool. (Scot. & North of Eng.)
7.To enlarge or dress (a hole), by using a broach.
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