be without foundation (also have no foundation) formalPROVE if a statement, idea etc is without foundation, there is no proof that it is true 没有根据 SYN be groundless Davis dismissed the allegations as being without foundation. 戴维斯认为这些指控毫无根据。
be without foundation• The Observer said that it had not intended to convey that meaning, and accepted that the allegation was without foundation.• I believe that claims of "psychic powers" are without foundation.
→ be without foundation at foundation(1)