Define Johnny Test Meaning

Johnny Test

Some kid from Cartoon Network with flaming hair that has a talking dog, keeps breaking in to their sister's lab and always yells.

Johnny Test: TO THE LAB!!!
Me: Stop yelling.

By Bernadine

Johnny Test

It's a Kids TV Show on Channel 58(cartoon network) 4 kids 7 & older

Johnny Test is an 11 year old boy,with 2 geinus sisters & 1 talking dog.

By Lena