2. A religious ceremony, commonly undertaken by the greek orthodox church.
3. A popular parlour game, common amongst the swedish aristocracy, which involves the youngest and most nubile female members of a party gathering to disrobe and attempt to ensnare a mouse by trapping it between their bosoms.
The name titmouse is attested from the 14th century, composed of the Old English name for the bird, mase (Proto-Germanic *maison) and tit, denoting something small. The spelling was influenced by mouse in the 16th century.
"Don't worry dude, chill, its just a titmouse."