The mixture of English and cell based texting. All commonly accepted abreviations or slang during texting. "Bad cellish" is when your word anticipator plugs in the wrong word, and the receiver gets the wrong meaning.
My cellish is not as good as I want it to be....

Cellish: ur 2 awake b4 noon.
Bad Cellish: when you meant to send "Fuck", but send "dual" instead, or "usual" when you meant "truck"
by OriginalThomas October 27, 2008
Get the cellish mug.