Few of the widely spoken muhawrays widely spoken in indian subcontinent..

Nau dou gyara ho jana     
To become nine two eleven     
To run away or disappear
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Aankhain dikhana     
To show your eyes     
To be angry?

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Khoon sookhna     
Drying of blood     
To be very afraid (blood curdling)

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Eid ka chand hona     
To be the moon that ushers in the Eid festival     
A person who is rarely seen

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Ganjay ko kanghi bechna     
To sell a comb to a bald person     
To be a very good salesman?
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Asteen ka saamp     
The snake of your cuffs     
The betrayer


--
Kaali peeli aankhein karna     
To do black and yellow eyes     
To get terminally ill?

--
Bandar ka roti bantna     
A monkey is distributing bread     
The person incharge of something is either mad or corrupt?

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Dil hatheli pe liye phirna     
To roam around with your heart on your palm     
To be very brave I guess?
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Jooton sameet aankhon mein ghusna     
To get inside the eyes while wearing shoes     
To show great rudeness?
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Diya talay andhera     
darkness under the lamp     
To cover up/hold back something bright and useful?
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Aam kha, pair na gin     
Eat the mango, don't count the trees     
Enjoy the benefits and stop worrying about where it came from
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Seesa pilai huwi deewar     
A wall that has been made to drink lead     
Something very strong and resilient/show of great bravery
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Meri billi, mujhi ko myaun?     
My own cat and it's meowing to me?     
A subordinate who turns on his master

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Dimagh khana     
To eat brains     
To irritate or pester
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Dimagh ki lassi bun-na     
To have lassi made out of your brains     
To be very stressed out/mentally tired
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Maghaz maari karna     
To beat the brains     
To argue/explain something to someone less smart
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Baal ki khaal nikaalna     
To pull the skin of a hair     
To investigate something very deeply

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Khoda pahar, nikla chooha     
Dug a mountain, out came a rat     
To work very hard at something and be disappointed with the result

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Dil baagh baagh hona     
The heart is garden garden     
To be very happy
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Yeh moon aur masoor ki daal?     
This face and "masoor" lentils?     
To ask for something you don't deserve
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Bhains ke aagay been bajana     
To play the flute in front of a buffalo     
To try teaching wisdom to someone ignorant / a futile act
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Ek to chori oopar se seena zori?     
Firstly you steal then you thump your chest? 
A rehabilitated criminal can't avoid going back to a life of crime
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Aa bayl mujhay maar     
Come bull, hit me     
To invite trouble