nonfrivolous

adj

1. (not-comparable)Not frivolous.

   “In a Dec. 29 meeting with the parties in the case, Chancellor Chandler said that while he was certain Caremark would argue forcefully that its directors exercised their duties of care and loyalty to the company’s owners, he also concluded that “there is a tenable argument on the other side, and nonfrivolous claims here on the other side, that at least need to be tested against a fuller record.””