jQuery .delay() method sets a timer to delay execution of subsequent items in the queue

Syntax and Description

Set a timer to delay execution of subsequent items in the queue.

• duration The number of milliseconds to delay execution of the next item in the queue
• queueName (optional) name of the queue. Defaults to fx, the standard effects queue

Its return value is the jQuery object, for chaining purposes.

Set an 800-millisecond delay between the .slideUp() and .fadeIn() of the foo element:

$('#foo').slideUp(300).delay(800).fadeIn(400);