http://tvtropes.org/pmwiki/pmwiki.php/Main/PlotHole
Plot Holes are those gaps in a story where things happen without a logical reason. When a Plot Hole involves something essential to a story’s outcome, it can hurt the believability, for those who are bothered by such things. Hitting a Plot Hole at high speed can damage your Willing Suspension of Disbelief.
https://en.wikipedia.org/wiki/Plot_hole
In fiction, a plot hole, plothole or plot error is a gap or inconsistency in a storyline that goes against the flow of logic established by the story’s plot. Such inconsistencies include such things as illogical or impossible events, and statements or events that contradict earlier events in the storyline.
So that you actually know what a plot hole is.
Yup, exactly why those two scenes are plot holes in my book. Both took me right out of the movie.
Unnecessary boobs in your tentacle porn movies take me right out of them, but that doesn’t make them plot holes.