the act of gurgling teeth whitenner, aka cum, in your mouth while trying to say ahh! which causes you to mumble. then while clearing your throat to try and say ahh! again, you swallow wrong and gag. gurgamumblegag.
girl thinking to herself: damn i hope his tube is full! i need to whiten my teeth.
girl: time to rip slip brush ahh!
guy: my tube is almost empty!