To Gallop, To Drive
intransitive verb, ichidan verb
Because the hiragana ends with an う sound, you know this word is a verb. The kanji itself means gallop and the verb vocab version is to gallop.
かける
You learned this reading when you learned the kanji, so you should be able to read this on your own.
先生が腕を組んだまま廊下を駆けて行くのを見て、大笑いしました。
We burst out laughing when we saw the teacher dashing down the hallway with his arms folded.