A fork of Rural Dictionary
A estimated time of arrival given for a poo. It must be stated at least half an hour in advance of the time.
"Guys, i'm giving it an E.T.A. of 5.15" or "It's 2.30 now, i'll give it a tentative E.T.A. of 3.30"
Estimated time of arrival
If someone asks you for your e.t.a for a party where a reservation is required, and you can't answer such a simple question, then obviously you have a problem.