Rush, Lightning Attack
Noun and する verb
とっかん
突貫工事で犬小屋を建てました。
We built the doghouse by constructing it at top speed.
Pierce someone when you stab them with a mighty charge with your sword. Better yet, hit them with your lightning attack!
This is a jukugo word that uses the on'yomi readings of the kanji. You should be able to read this on your own.