From Longman Dictionary of Contemporary Englishironing boardˈironing ˌboard noun [countable] 
DHHa small narrow table used for ironing clothes
DHHa small narrow table used for ironing clothesExamples from the Corpus
ironing board• Joe could see the end of an ironing board, and somebody moving around.• Dressing tables, bedside lights, linen and towels available, vacuum cleaner, iron and ironing board.• Still, near a kettle; still, at the churn; still, at the tub and ironing board.• She stood at the ironing board running the iron over her uniform blouse.• The calendar spotlighted black inventors, including Sarah Boone, credited with inventing the ironing board.• Alice watched her match the trouser creases and set them carefully on the ironing board. 