Simple past tense and past participle of glass.(verb)
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Use "glassed" in a sentence
"From those positions, the extra depth looked real but also a little flatter and more subtle than in what you might call "glassed" or "glassful" 3-D."
"An not least, from a strictly enviro perspective the CfC program was completely irrational as well, as the basic energy costs entailed in replacing the machinery intentionally so destroyed required a half dozen operable vehicles to be "glassed" to equal the construction and lifetime fuel costs of a single replacement vehicle."
"An actress has been left blind in one eye after being 'glassed' in one of Manchester's top bars."