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.
A mark on any scale of measurement; a unit of measurement.
Credit, trust.
The whinchat.
A jiffy (unit of time defined by basic timer frequency).
A short period of time, particularly a second.
A tiny woodland arachnid of the suborder Ixodida.
Ticking.
A periodic increment of damage or healing caused by an ongoing status effect.
A sheet that wraps around a mattress; the cover of a mattress, containing the filling.
A relatively quiet but sharp sound generally made repeatedly by moving machinery.
A mark (✓) made to indicate agreement, correctness or acknowledgement.
To strike gently; to pat.
To make a tick or checkmark.
To go on trust, or credit.
To work or operate, especially mechanically.
To add (a bird) to a list of birds that have been seen (or heard).
To give tick; to trust.
To make a clicking noise similar to the movement of the hands in an analog clock.
A birdwatcher who aims to see (and tick off on a list) as many bird species as possible.
A watch (timepiece).
A heart, especially a human one.
One who makes a tick mark.
A ticker tape, either the traditional paper kind or a scrolling message on a screen.
A measuring or reporting device, particularly one which makes a ticking sound as the measured events occur.