To expose or rat out (someone).
To reveal or disclose and show the presence or true character of, especially if unintentionally or incidentally, or else if perfidiously, prejudicially, or to one's discredit.
To reveal, divulge, or make (something) known; disclose.
To stain with infamy; to disgrace.
to cause a blot (on something) by spilling a coloured substance.
To obliterate, as writing with ink; to cancel; to efface; generally with out.
To dry (writing, etc.) with blotting paper.
To spot, stain, or bespatter, as with ink.
To obscure; to eclipse; to shadow.
To impair; to damage; to mar; to soil.
to soak up or absorb liquid.
A stain on someone's reputation or character; a disgrace.
An exposed piece in backgammon.
A blemish, spot or stain made by a coloured substance.
A method of transferring proteins, DNA or RNA, onto a carrier.