tick
noun
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any of two families of small parasitic arachnids with barbed proboscis
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a light mattress
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a mark indicating that something has been noted or completed etc.check
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a metallic tapping sound“We counted the ticks of the clock.”ticking
verb
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put a check mark on or near or next tomark
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sew“tick a mattress”retick
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make a sound like a clock or a timer“the clocks were ticking”ticktackticktock
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make a clicking or ticking sound“The clock ticked away”click