A small smart quick sound or report.

To enter or issue forth with a quick, sudden motion. I startled at his popping upon me unexpectedly.

To dart; to start from place to place suddenly.

To thrust or push suddenly with a quick motion. He popp’d a paper into his hand. Did’st thou never popN\ . Thy head into a tinman’s shop? To pop off, to thrust away; to shift off.

Suddenly; with sudden entrance or appearance.