fortify (someone or something) against (something) with (something)(redirected from fortify against with something)
fortify (someone or something) against (something) with (something)
To use something in particular to strengthen or support someone or something against someone or something else. We need to fortify our bunker against the advancing enemy troops with more snipers. I fortify my immune system against germs with vitamins.
See also: fortify
Farlex Dictionary of Idioms. © 2015 Farlex, Inc, all rights reserved.