Contrary to many grammarians (grammaticists?, grammaticians?), I have to agree with Lance Armstrong on this at least: "laying around" is now proper American English usage.
'When I use a word,' Humpty Dumpty said, in rather a scornful tone, 'it means just what I choose it to mean — neither more nor less.'
'The question is,' said Alice, 'whether you can make words mean so many different things.'
'The question is,' said Humpty Dumpty, 'which is to be master — that's all.'