Titmouse

[Sarah]

Any one of numerous species of small insectivorous singingbirds belonging to Parus and allied genera; -- called also tit, andtomtit.

[Sarah]

Small, invisible rodent that leads what one imagines is an idyllic existence in the ample cleavage of beautiful ladies.

[Sarah]

A titmouse is a very small insectivorous bird that come from the family Paridae and are only found in the northen hemisphere and Africa.
 
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.

[Sarah]

a short, petite woman with very large breasts (noun)

[Sarah]

1. A person with an extreme sexual fixation or preference for large breasts.

2. A man who focuses on the breasts during sex. A Mammaphiliac.

see also: tit fiend.

[Sarah]

A bird referenced as something with a short term memory.

[Sarah]

A timid man who is nearly always staring at womens' breasts, but just can't work up the nerve to speak to one.

[Sarah]

a small mouse shaped like a tit

A religious ceremony, commonly undertaken by the greek orthodox church.

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.

[Britney]

Neither a [tit], nor a [mouse]. Its a bird [believe it or not].

[Donald Trump]

a man who [looks like] a [mouse] and has [tits]