Lighters Thumb

A callus or blister or indentation formed from using a Bic lighter too frequently. Caused by pushing down on the spark wheel, or the heat from the actual flame heating the metal or bad handling of a lighter.

My Lighters Thumb hurts like hell!
Look, he must smoke a-lot, he has Lighters Thumb!

by SummerBoi?! January 01, 2018

lighter thumb

when you try and light your cigarette so many damn times that your thumb gets sore, rough and numb

why does your thumb have a hard exterior? i have lighter thumb!

by numbthumbed April 11, 2011