Tonight - definition of tonight by The Free Dictionary
www.thefreedictionary.com › tonighttonight ( təˈnaɪt) n the night or evening of this present day adv 1. in or during the night or evening of this day 2. archaic last night [Old English tōniht, from to 1 (at) + night] Collins English Dictionary – Complete and Unabridged, 12th Edition 2014 © HarperCollins Publishers 1991, 1994, 1998, 2000, 2003, 2006, 2007, 2009, 2011, 2014 to•night