What does 1 Samuel 14:13 mean?

Jonathan climbed up, using his hands and feet, with his armor-bearer right behind him. As soon as Jonathan reached the top, he started knocking the Philistines down, and his armor-bearer finished them off behind him. 1 Samuel 14:13 - Modern Text Bible

(Jonathan leads the way, taking the fight to the enemy, and together they start to defeat the Philistines against all odds.)