A sex position which a female is mounted and faced forward towards the male. The male then grasps the ass cheeks of the female and bounces it up and down like they were flipping pancakes.
Damn boy I flapjacks the hell out of Tiffany last night. Her ass was flipping like pancakes.
And dying in yo' bed many years from now, would ya be willing ta trade all da days from dis here day ta dat fo' one chance, just one chance, ta come back here as young men an' tell our enemies dat dey may take our lives but dey will never take our freedom ... YUB NUB!