crack up - Meaning in Hindi

Meaning of crack up in Hindi

Cyril is going to crack up If he does not stop working so hard. ( सिरिल टूटने जा रहा है अगर उसने इतनी मेहनत करना बंद नहीं किया। )
I think it means one who become crack up caused by some sudden sorrowful news. ( मुझे लगता है कि इसका मतलब है जो अचानक किसी दुखद समाचार के कारण टूट जाता है। )
If the does not rest he will crack up soon. ( अगर आराम नहीं किया तो वह जल्द ही टूट जाएगा। )
If you go on working like this, you'll crack up. ( अगर आप इसी तरह काम करते रहेंगे, तो आप टूट जाएंगे। )

If you go on working like this you're bound to crack up sooner or later.
Some people can't cope with the death of a loved one, and simply crack up.
She had thought Carolyn needed a space in which to pull herself together, not to crack up.
If I don't get some time off soon, I'll be so stressed I'll crack up.
Then I sow one of my colleagues die from a heart attack and two others crack up under the strain.
I kept a straight face as long as I could, but I finally had to crack up.
The truck that passes by relax of a disease gives crack up door.