Definition of "longest" []

• Superlative form of long: most long. (adjective)
• Superlative form of long: most long. (adverb)
• Second-person singular simple present form of long. (verb)

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• "You schedule a meeting of electrical engineers, software engineers, or scientists and the agenda item that takes the longest is the one that takes the least expertise; the one that requires the least domain specific knowledge."
• "It's what I call the longest blue state -- Colorado."
• "Pretty dismal progress, when you consider that Brown had what he describes as the longest period of economic expansion for a century."