1. 31st - Adjective
2. 31st - Adjective Satellite
coming next after the thirtieth in position
Source: WordNetWe humans appear on the cosmic calendar so recently that our recorded history occupies only the last few seconds of the last minute of December 31st. Carl Sagan
The amount of information that can be stored by the ultimate laptop, 10 to the 31st bits, is much higher than the 10 to the 10th bits stored on current laptops. Seth Lloyd
Cinema is dead. I can give you a date - it died on the 31st of September, 1983, when the zapper or the remote control was introduced to the livings rooms of the world. Bang! That's the end. Peter Greenaway
What we need is a government that is prepared to negotiate with the European Union so we don't have a crash-out on the 31st. Jeremy Corbyn
About five police officers, all suspected to be detailed to provide security for Former President John Dramani Mahama, were the only ones to be seen at the commemorative durbar held at the La Bawaleshie Presby Church on Friday, 31st January 2020. Source: Internet
31st Battalion (Commando), Rashtriya Rifles, is also affiliated to the Parachute Regiment, for special operations conducted by the counter-insurgency force. Source: Internet