A smart phone that can't update to the latest version of software is considered outgraded when the rest of the market upgrades to the latest version. Likewise when a manufacter releases the newest line of a product, say TV's, and only their newest line is allowed to have the latest features, or run the newest Apps; then last year's model has been outgraded.
His phone has been outgraded ever since Android 3.4 was released.
most likly past tense of a verb, outgribe (strictly verbally speaking, the only available example is awkward (as opposed to say 'the mome raths were outgribing'), but the poet selected this marked form for rhythmic purposes)
correcting ex. 2 above:
The kid behind me started outgribing. When he had outgriben to his snout's content...