Minor deviation, hiccup (4)
I believe the answer is:
blip
<span class="explanation-format__ClueExplanation">I believe this clue is a double definition.<br/ ><br/ >'<span class="explanation-format__original">minor deviation</span>' is the first definition.<br/ ><span class="explanation-format__explanation">(I've seen this in another clue)</span><br/ ><br/ >'<span class="explanation-format__original">hiccup</span>' is the second definition.<br/ ><span class="explanation-format__explanation">(I've seen this before)</span><br/ ><br/ ></span>
(Other definitions for blip that I've seen before include "Minor (and temporary) deviation from trend" , "Glitch" , "Short-lived deviation" , "Temporary setback - short high-pitched sound" , "Radar image; minor deviation" .)