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
need (something) like (one needs) a hole in the head
to not need something at all
My friend needs a new computer like he needs a hole in the head.