Till doomsday phrase informal
Forever.
She wants to put off till doomsday.
If he were Prime Minister, the recession would last till doomsday.
You can dig here till doomsday, but you will never find water.
Forever or eternally
1. Used to indicate something lasts forever
2. Said when you believe something will never happen
To be outperformed or outrun by someone, usually by a very wide margin.
You have to be quicker to finish this task or you will eat other my dust.