My taxs were transmitted today. What that mean

[Apollonia1]

It just means they were sent (transmitted)  to the IRS today. They are officially filed!! 

[Irene2805]

Your tax return has bee sent to the IRS.  You will hear next whether your return has been accepted or rejected.  

You can check the e-file status of your federal and state returns by clicking here:  Check your e-file status  and scrolling down to the Learn more about e-filing section.