steep1 Syllabification: (steep)Pronunciation: /stēp/Translate steep | into French | into German | into Italian | into Spanish Definition of steep adjective 1(of a slope, flight of stairs, angle, ascent, etc.) rising or falling sharply; nearly perpendicular:she pushed the bike up the steep hill (of a rise or fall in an amount) large or rapid:the steep rise in unemployment 2 informal (of a price or demand) not reasonable; excessive:a steep membership fee dated (of a claim or account) exaggerated or incredible:this is a rather steep statement noun chiefly Skiing or literary a steep mountain slope:hair-raising steepsDerivatives steepish adjective steeply adverb steepness noun Origin: Old English stēap 'extending to a great height'; related to steeple and stoop1steep in other Oxford dictionaries Definition of steep in the British & World English dictionary