noun
lancer
LAN-sur/ˈlænsər/
An agent that pierces with a lance-shaped implement.
The mounted lancer carries a long weapon for piercing targets.

Etymology
Lancea supplies the weapon, while the ending identifies its bearer. A lancer is thus a soldier named for the lance he carries—the long spear associated with a mounted charge.
In context
literally like a lancer lancing into the enemy.
More examples
- The lancers charge with their weapons lowered.
- The museum displays a lancer's armor beside his long spear.
- Each lancer practices striking a target from horseback.
Forms
lancer · lancers
lance verb — Pierce or cut open with something sharp.
Similar words
- piercer
- Any person or tool that punctures, not specifically with a lance.
- spearman
- A soldier carrying a spear, whether mounted or on foot.