knock the props out from under



knock the props out from under someone

Fig. to destroy someone's emotional, financial, or moral underpinnings; to destroy someone's confidence. When you told Sally that she was due to be fired, you really knocked the props out from under her.
See also: knock, out, props

Common Names:

NameGenderPronouncedUsage
Hyakinthos-Greek Mythology, Ancient Greek
Rebeccanne-English (Rare)
Hachirohah-chee-ṙo:Japanese
Makana-Hawaiian
Rosine-French
SadieSAY-deeEnglish