ticking

(noun) a metallic tapping sound. Synonyms: tick. Example: "He counted the ticks of the clock."

(noun) a strong fabric used for mattress and pillow covers.

(verb) make a clicking or ticking sound. Synonyms: click, tick. Example: "The clock ticked away."

(verb) make a sound like a clock or a timer. Synonyms: tick, ticktock, ticktack, beat. Examples: "The clocks were ticking." "The grandfather clock beat midnight."

(verb) sew. Synonyms: tick, retick. Example: "Tick a mattress."

(verb) put a check mark on or near or next to. Synonyms: check, check off, mark, mark off, tick off, tick. Examples: "Please check each name on the list." "Tick off the items." "Mark off the units."