blip

• ⇰ a spot of light on a radar screen, showing the position of a reflecting surface, such as an airplane or ship.
• ⇰ a short upward or downward deviation from a trend line on a graph, especially in a plot of some variable, such as an economic variable, against time; <as>as, a brief <ex>blip</ex> upward in the unemployment</as> rate.
• ⇰ something small or insignificant.
• ⇰ a brief interruption in the continuity of a recorded or transmitted signal; <as>as, there is a blip on my CD of Beethoven's ninth</as>.