BACKER-UP
Meaning of BACKER-UP in English
/bak"euhr up"/ , n. , pl. backers-up .
1. a supporter; backer; second.
2. Football. a linebacker.
[ 1920-25; back up + -ER 1 ]
Random House Webster's Unabridged English dictionary.
Полный английский словарь Вебстер - Random House .
2012