tick1

noun

• 1a regular short, sharp sound, especially that made by a clock or watch.
• British informal a moment (used especially to reassure someone that one will return or be ready very soon):I’ll be with you in a tick

• 2chiefly British a check mark.

• 3 Stock Market the smallest recognized amount by which a price of a security or future may fluctuate.

verb

• 1 [no object] (of a clock or other mechanical device) make regular short sharp sounds, typically one for every second of time that passes:I could hear the clock ticking
• (tick away/by/past) (of time) pass (used especially when someone is pressed for time or keenly awaiting an event):the minutes were ticking away till the actor’s appearance
• [with object] (tick something away) (of a clock or watch) mark the passing of time with regular short sharp sounds:the little clock ticked the precious minutes away
• proceed or progress:her book was ticking along nicely

• 2 [with object] chiefly British mark (an item) with a check mark, typically to show that it has been chosen, checked, approved, or dealt with:just tick the appropriate box below