Definitions
Wiktionary
- v. to go beyond established limits; to pioneer.
GNU Webster's 1913
- n. to increase the capability of some type of machine or system; -- usually by technological development.
Examples
“Its a different story if I am dressing for the red carpet or a special eventthen I like to push the envelope I call it tapping that Cher factor and be more daring.”
Lists
These user-created lists contain the word ‘push the envelope’.
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Hackneyed expressions in three words
Stupid, overused expressions in three words. Let these idioms die.
outside the box, second to none, by and large, all that jazz, win-win situation, push the envelope, that being said, needless to say, down to earth, beg to differ, to die for, never you mind and 62 more...

jmjarmstrong JM has discovered that no matter how much you push the envelope, it'll still be stationery. May 30, 2011