noun
ingenious trick; clever scheme; good idea
Refers to a particularly clever or ingenious plan, often with a nuance of cunning or resourcefulness. Can be used in both positive and slightly scheming contexts.
彼は妙計を思いついて、難局を乗り切った。
He came up with a clever scheme and overcame the difficult situation.
それは妙計だね。
That's a good idea.