to lose one's virginity

Black bars represent tetralophodont proboscideans; green bars represent dibelodont proboscideans and yellow bar represents tetrabelodont proboscideans (reversion/atavism).

Set the clock ahead an hour.

The footnotes that attend Ambrose Bierce in the U.S. literary canon roughly place him as a minor writer of grotesque supernatural tales and trenchant war stories, a misanthrope, curmudgeon, a purveyor of stringing sarcasms, a one-note wit.