'Splinterproof' definitions:

Definition of 'splinterproof'

adjective

Resistant to shattering or splintering; "shatterproof automobile windows" [syn: shatterproof, splinterless, splinterproof]

From: GCIDE

Splinterproof \Splin"ter*proof`\ (spl[i^]n"t[~e]r*pr[=oo]f`), a. (Mil.) Proof against the splinters, or fragments, of bursting shells. [1913 Webster]