A person who is both Asian and an Agent. Specifically a bad-ass theatrical agent, who has ninja-like skills both in backstage technical support and also in personal career management.
Audience Member: "Wow, so Dave not only manages your lifestyle and publicity apperances, but ALSO single-handedly deals with the entire show's technical requirements?"

Simon: "Well yeah. He's the Asient. He's can handle that shit in his sleep, yo."
by BaffledComposer July 13, 2009
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someone or something that is Asian and Oriental
That lady is one hot Asiental. This is an Asiental vase from South Korea.
by Meeja July 17, 2017
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