tick

A tiny woodland arachnid of the suborder Ixodida.

A relatively quiet but sharp sound generally made repeatedly by moving machinery.

“The steady tick of the clock provided a comforting background for the conversation.”

A mark on any scale of measurement; a unit of measurement.

“At midday, the long bond is up a tick.”

A jiffy (unit of time defined by basic timer frequency).

A short period of time, particularly a second.

“I'll be back in a tick.”

A periodic increment of damage or healing caused by an ongoing status effect.

A mark (✓) made to indicate agreement, correctness or acknowledgement.

“Indicate that you are willing to receive marketing material by putting a tick in the box”

A bird seen (or heard) by a birdwatcher, for the first time that day, year, trip, etc., and thus added to a list of observed birds.

The whinchat.

To make a clicking noise similar to the movement of the hands in an analog clock.

To make a tick or checkmark.

To work or operate, especially mechanically.

“He took the computer apart to see how it ticked.”

To strike gently; to pat.

To add a bird to a list of birds that have been seen (or heard).

Ticking.

A sheet that wraps around a mattress; the cover of a mattress, containing the filling.

Credit, trust.

To go on trust, or credit.

To give tick; to trust.

(place names) A goat.

“Tickenhall Drive”