n.
1.a metallic tapping sound
2.any of two families of small parasitic arachnids with barbed proboscis
3.a mark indicating that something has been noted or completed etc.
4.a light mattress tick v.
1.make a clicking or ticking sound
2.make a sound like a clock or a timer
3.sew
4.put a check mark on or next to
Idiom of the Day
not have a leg to stand on
to have no good proof or excuse for something, to have no good evidence or defence to offer someone
"The company does not have a leg to stand on if they refuse to pay the money that they owe you."