For that you need to delete your whole yahoo account.Do it by clicking on the link given in the Related links under my answer.
you can't if you dont want it anymore just dont go on it
To cancel a Yahoo email account, log in to your account, go to the "Account Termination" page, follow the on-screen instructions to confirm the cancellation, and then wait for the account to be deactivated. Remember that once the account is canceled, all associated data will be permanently deleted and cannot be recovered.
how to cancel sms in my yahoo messenger
If you send an sms you cannot cancel it .
I think you should leave them to hack it an mack a new one
Yes, you need a Yahoo account to use Yahoo Messenger.
Yes, you need to have a yahoo account to join yahoo answers.
Google & Yahoo are in the same account, so if you get a yahoo account you will also have a google account. :]
She doesn't have a yahoo account!
No,you can't.Yahoo Answers is launched by yahoo,so hence,to create a yahoo answers account,you need to have a yahoo account.
i like to cancel my mate1 account