फुर्ती दिखलाना - Look sharp
Look sharp - we haven't got all day!
हंगामा करना - Make a fuss
Don't make a fuss here.
कानूनन रद्द - Null and void
The election was declared null and void.
यदा कदा - Off and on
I watch movies off and on.
चौकस रहना - On the alert
After the theft, we are always on the alert.