noun

1. A small Old World warbler, Eurasian blackcap (Sylvia atricapilla), which is mainly grey with a black crown.

2. Any of various species of titmouse (of the family Paridae), including the black-capped chickadee (Poecile atricapillus, syn. Parus atricapillus).

3. An apple roasted until black, to be served in a dish of boiled custard.