n A Japanesepoem of a specific form, consisting of three lines, the first and last consisting of five morae, and the second consisting of seven morae, usually with an emphasis on the season or a naturalistic theme.
n A three-line poem in any language, with five syllables in the first and last lines and seven syllables in the second, usually with an emphasis on the season or a naturalistic theme.
n (plural of|haiku)
n A puff, whiff (act of inhaling tobacco smoke); often used in plural in this sense.
n A puff, whiff, puff of smoke, whiff of smoke (small quantity of smoke in the air).
n (poetic) smoke
n A #English | haiku (type of Japanese poem; any poem written in haiku style).