Simple past tense and past participle of blatter.(verb)
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Use "blattered" in a sentence
"He was walking in the classic manner of the daytime drunk, with his feet planted far apart as if to brace himself against the swell of the pavement, a grin on his face proclaiming: "I'm blattered, but I'm getting away with it.""
"I realise now that all the adults were completely blattered and, as I was allowed two bottles of Babycham, I must have been pretty tipsy too."
"Russell swore and steered intently for a few seconds as the sky blattered at them."