pull the rug out from under
Remove all support and assistance from, usually suddenly. For example, Stopping his allowance pulled the rug out from under him, forcing him to look for a job. This metaphoric term alludes to pulling on a rug a person is standing on so that he or she falls. [Mid-1900s]
Words nearby pull the rug out from under
pull someone's leg,
pull something,
pull strings,
pull tab,
pull the plug on,
pull the rug out from under,
pull the wool over someone's eyes,
pull through,
pull together,
pull up,
pull up stakes