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v. lu·bri·cat·ed, lu·bri·cat·ing, lu·bri·cates
1. To apply a lubricant to or make slippery: She lubricated the bike chain.
2. To facilitate or make easier: tried to lubricate the relations between ambassadors.
3. To cause to feel cheerful and sociable by the consumption of alcohol: I waited until he was lubricated to tell him the news.
To act as a lubricant.
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.