Roget's 21st Century Thesaurus, Third Edition Copyright © 2013 by the Philip Lief Group.

WORD ORIGIN

in reference to an apartment not accessible by elevator, 1919, from the verbal phrase; see walk (v.) + up (adv.). As a noun from 1925.

MORE RELATED WORDS FOR WALKUPS

rock climbing

nounclimbing of rock faces
Roget's 21st Century Thesaurus, Third Edition Copyright © 2013 by the Philip Lief Group.