* A mispronunciation or misspelling of another Kikuyu word: There may be a similar-sounding word with a different meaning.
* A regional or dialectal word: It might be used in a specific area or within a particular Kikuyu dialect.
* A recently coined word: New words can emerge in any language.
To get a more accurate meaning:
* Provide more context: What was the situation where you heard or read the word "gikobe"?
* Check with a Kikuyu speaker: Someone who speaks Kikuyu fluently can help determine the meaning.
Without more information, it's impossible to give a definitive answer to the meaning of "gikobe" in Kikuyu.