To produce a more rugged version of something, so that it will withstand rough treatment(verb)
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Use "ruggedize" in a sentence
"It would rather make minor tweaks and "ruggedize" existing phones, which as long as the phones' shapes and electronic guts aren't modified, will place them at close to retail prices, said Tony Fiuza of the Army's Communications-Electronics Research"
"The service doesn't want to "spend $2,500 to ruggedize a $200 phone," Mr. McCarthy said."
"Why not buy a regular device and ruggedize it yourself?"