tight-lipped
- adjective (adj)
Meaning: silent
Synonyms:
buttoned up
clammed up
closemouthed
dumb
hushed
mum
mute
muted
not talkative
quiet
reserved
restrained
reticent
secretive
taciturn
tongue-tied
zipped
Roget's 21st Century Thesaurus, Third Edition Copyright © 2013 by the Philip Lief Group.