A dark Chinese tea that has been partially fermented before drying.(noun)
American Heritage(R) Dictionary of the English Language, Fifth Edition. Copyright (c) 2011 by Houghton Mifflin Harcourt Publishing Company. Published by Houghton Mifflin Harcourt Publishing Company. All rights reserved.
Use "oolong" in a sentence
"Have just prepared the thermos of high mountain oolong tea."
"For now I've just made a pot of high mountain oolong and plan to sip that and rest a bit."
"Oolong tea is can induce higher metabolic rate and hence is called oolong weight loss tea."