Eraser/ɪˈreɪsər/ Definition 1 of 2Pro Tip 1/3Physical Object Understand that an eraser usually refers to a small, handheld item used for correcting mistakes. Make sure to carry an eraser in your pencil case. Pro Tip 2/3Material Varieties Erasers can be made from rubber, vinyl, or plastic, each with different textures and efficacy. Vinyl erasers are better for erasing darker lines. Pro Tip 3/3Usage Context The term 'eraser' is preferred in American English, while 'rubber' is common in British English. Could you hand me the eraser? I need to correct this.