english
1
general::
Phrase(s): guarantee against something to certify that something bad will not happen. • No one can guarantee against that happening. • I can’t guarantee against something going wrong.
McGrawhill's American Idioms And Phrasal Verbs
2
general::
Phrase(s): guarantee something against something (for something) to certify that something will not fail, break, or wear out, usually for a period of time. • We guarantee this radio against defects for one year. • I bought a service contract to guarantee my car against defects.
McGrawhill's American Idioms And Phrasal Verbs