on top of something

in control of situation and aware of changes

The stock market has been unpredictable and you really have to stay on top of things 

Keep on top of

To stay well informed on status of someone or something

Although I would like to keep on top of my emails, sometimes I am just not able to find enough time for it

Brolly

Umbrella

Bring in strong brolly , the place is very much windy

Busker

Street performer

Example:
Two buskers entertained everybody on the street

Flea market

a street market selling second-hand goods.


its also called as swap meet

up to speed

 - functioning at desired rate
Example:
He did everything he could to bring his workers up to speed, but couldn't. Can we get this production line up to speed?

 - fully informed or up-to-date
Example:
I guess I should bring you up to speed on what's been happening since I came to see you yesterday.

Out of the blue

Its an idiom and it means something that happens unexpectedly without any warning or preparation.

example

 -  He arrived out of the blue
 -  It was totally out of the blue

Skelp

To slap someone

Example:
If you don't stop misbehaving wee man,then you are getting skelped