Also found in: Idioms.
1. Suitable or used only during fair weather: fair-weather hiking gear.
2. Present and dependable only in good times: fair-weather friends.
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.
1. suitable for use in fair weather only
2. not reliable or present in situations of hardship or difficulty (esp in the phrase fair-weather friend)
Collins English Dictionary – Complete and Unabridged, 12th Edition 2014 © HarperCollins Publishers 1991, 1994, 1998, 2000, 2003, 2006, 2007, 2009, 2011, 2014
1. used in or intended for fair weather only.
2. weakening or failing in time of trouble: His fair-weather friends left him when he lost his job.
Mount, a mountain in SE Alaska. 15,292 ft. (4660 m).
Random House Kernerman Webster's College Dictionary, © 2010 K Dictionaries Ltd. Copyright 2005, 1997, 1991 by Random House, Inc. All rights reserved.