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The sport of climbing as many mountains as possible, especially those that meet certain criteria of altitude or prominence.

[peak + bag, to capture, achieve.]

peak′bag′ger n.
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.
References in periodicals archive ?
Written by hiker Cedron Jones, for hikers, Peakbagging Montana: A Guide to Montana's Major Peaks is a guide to 53 solid hikes in the great state of Montana.
Two planned layover days provide opportunities for peakbagging, fishing, or relaxing on top of the world.
Mostly cross-country, near the lofty crest on the edge of Sequoia National Park, our nine-day peakbagging exploration includes three layover days to ascend all three of these mountains: Mt.
I am astounded at the most unlikely of candidates that are joining the brotherhood of peakbagging.
We'll have opportunities for peakbagging and fishing during free time.
A layover day is planned in the Chicago Basin for peakbagging, fishing, or loafing.