Reckon with Definition 1 of 3Pro Tip 1/3Problem Solving Used when discussing tackling challenges or difficulties. The new mayor has to reckon with the budget deficit. Pro Tip 2/3Unexpected Issues Often used when unexpected problems arise that need attention. We must reckon with the sudden drop in sales. Pro Tip 3/3Serious Consideration Implies giving serious thought to handling a situation. The committee reckons with public opinion.