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1. One who commits or practices piracy at sea.
2. One who makes use of or reproduces the work of another without authorization.
3. One who illegally intercepts or uses radio or television signals, especially one who operates an illegal television or radio station.
v. pi·rat·ed, pi·rat·ing, pi·rates
1. To attack and rob (a ship at sea).
2. To take (something) by piracy.
3. To make use of or reproduce (another's work) without authorization.
To act as a pirate; practice piracy.

[Middle English, from Old French, from Latin pīrāta, from Greek peirātēs, from peirān, to attempt, from peira, trial; see per- in Indo-European roots.]

pi·rat′ic (pī-răt′ĭk), pi·rat′i·cal (-ĭ-kəl) adj.
pi·rat′i·cal·ly adv.
American Heritage® Dictionary of the English Language, Fifth Edition. Copyright © 2016 by Houghton Mifflin Harcourt Publishing Company. Published by Houghton Mifflin Harcourt Publishing Company. All rights reserved.
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It particularly comes in handy when requiring dial a cab services - read Uber - to escape the clutches of piratic taxi drives.
There is also Lansing's lifelong interest in Crowleyan & other practical magics, thus a desire to be involved with a practice ("piratic" the Gerrit-gremlin tried to autocorrect my misspelled word) more, or at least as much so, as with analysis.
She asserts, "I now see Gyn/Ecology as a daring Piratic enterprise.