an obscure or regional term that may refer to a sudden burst or surge of something, often used in a literary or poetic context.

किसी चीज़ का अचानक उभरना या बढ़ना

English Usage: There was a surra of excitement in the air as the festival approached.

Hindi Usage: जैसे ही त्योहार नजदीक आया, हवा में उत्साह का एक सुर्रा था।