Meaning

2 senses
  1. (countable, dated, slang, uncountable)Spirit or energy.

  2. (countable, slang, uncountable, vulgar)Semen.

Origin

Originally US English; first attested with the meaning “energy” in 1842, and with the mean

Originally US English; first attested with the meaning “energy” in 1842, and with the meaning “semen” in c.1888. For semantic development, compare spunk. Perhaps ultimately from British dialect chism, chissom (“a shoot, sprout, sprig”).

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