Ebony: Refers to a person or character who has dark, black, or brown skin tone.
Shemale: A term used to describe a person with male genitals and female secondary sex characteristics or someone who identifies as transgender.
Solo: Indicates the video features one person engaging in sexual activities by themselves.
So, the porn video tag "ebony-shemale-solo" means that the content showcases a solo performance involving an African/dark-skinned (ebony) individual with male genitals and female secondary sex characteristics (shemale), who is engaged in self-pleasuring or masturbation activities. This video would be intended for adult audiences who enjoy this specific combination of factors.