No, "skibidi" is not a swear.
A swear word is a word considered to be vulgar, obscene, profane or offensive in some cultures. The term can cover a wide range of words and expressions, from mild to extremely offensive, and the specific words and expressions considered swearing can vary greatly between cultures, languages and time periods. However, "skibidi" is not considered a swear word in any of the commonly used dictionaries, nor is it widely considered a vulgar word. So, it's safe to use!
