Main entry: tick
Definition: any of two families of small parasitic arachnids with barbed proboscis; feed on blood of warm-blooded animals
Main entry: tick
Definition: a light mattress
Main entry: check, check mark, tick
Definition: a mark indicating that something has been noted or completed etc.
Usage: as he called the role he put a check mark by each student's name
Definition: a metallic tapping sound
Usage: he counted the ticks of the clock
Main entry: tick, tick off, mark, mark off, check, check off
Definition: put a check mark on or near or next to
Usage: Please check each name on the list; tick off the items; mark off the units
Definition: sew
Usage: tick a mattress
Main entry: tick, ticktack, ticktock, beat
Definition: make a sound like a clock or a timer
Usage: the clocks were ticking; the grandfather clock beat midnight
Definition: make a clicking or ticking sound
Usage: The clock ticked away