backtrack

noun

1. The act of backtracking.

verb

1. To retrace one's steps.

   “I dropped my sunglasses and had to backtrack to find them.”

   “Trophy in paw, I invest another hour twenty backtracking to find my original spawn-in spot, and reduce Fluffoki and her little friendlings to so much dead flesh, although sorry to say, it being a kids' game, they die in splatters of sparks rather than [...]”

2. To repeat or review work already done.

   “If we backtrack through this problem, maybe we can figure out where we went wrong.”

3. To taxi down an active runway in the opposite direction to that being used for takeoff.

   “Speedbird One: enter and backtrack Runway 27 Left.”

4. To exercise a racehorse around the racetrack in the opposite direction to that in which races are run.
5. To go back on or withdraw a statement.

   “Woodward’s mild rebuke of Tatis received backlash from most players who spoke out, and even Woodward backtracked and reexplained himself the next day.”

   ““You saw the disaster that followed when Trump spoke out against the Florida [amendment],” said Trish Crouse, a political science professor at the University of New Haven. “He found himself having to backtrack and reexplain himself.””