english
1
general::
see under RECKON WITH.
American Heritage Idioms
2
general::
Phrase(s): a force to be reckoned with Fig. someone or something that is important and powerful and must not be ignored. • Walter is a force to be reckoned with. Be prepared to deal with him. • The growing discontent with the political system is a powerful force to be reckoned with.
McGrawhill's American Idioms And Phrasal Verbs