Eraser – la gomme
(Pronounced 'gum' or 'gom' depending on regional variations.)
To remember that Eraser is pronounced gum or gom (gomme) in French, use the following mnemonic:
She didn't have an eraser so used bubble gum (gomme) instead.

Gomme is feminine, so it's la gomme. Imagine a labrador erasing the scent of other dogs with an eraser.

Examples of gomme (eraser) in a sentence
Puis-je emprunter ta gomme un instant ?
(Can I borrow your eraser for a moment?)
Dans ma trousse, j'ai une gomme.
(In my pencil case, I have an eraser.)
L'artiste a corrigé son croquis avec une gomme.
(The artist corrected his sketch with an eraser.)