To cover up, hide or conceal.
To render or become invisible via futuristic technology.
To cover as with a cloak.
A long outer garment worn over the shoulders covering the back; a cape, often with a hood.
That which conceals; a disguise or pretext.
A blanket-like covering, often metaphorical.
A text replacement for an IRC user's hostname or IP address, making the user less identifiable.
To reveal, uncover, make visible, bring to light, introduce (to).
To submit to an active (mostly dangerous) substance like an allergen, ozone, nicotine, solvent, or to any other stress, in order to test the reaction, resistance, etc.
To make available to other parts of a program, or to other programs.
To abandon, especially an unwanted baby in the wilderness.
To subject photographic film to light thereby recording an image.