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Definitions

hang on

[hang-on, -awn] / ˈhæŋˌɒn, -ˌɔn /
VERB
continue, endure
Synonyms
STRONGEST
cling go on grasp hold on hold out persevere persist
WEAK
be tough carry on clutch grip hold fast remain
Antonyms
STRONGEST
cease give up leave let go quit stop

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