exasperatingly difficult to handle or circumvent; "a nasty problem"; "a good man to have on your side in a tight situation"
offensive or even (of persons) malicious; "in a nasty mood"; "a nasty accident"; "a nasty shock"; "a nasty smell"; "a nasty trick to pull"; "Will he say nasty things at my funeral?"- Ezra Pound
a sound or television recording (e.g., from a broadcast to a tape recording)
something written, especially copied from one medium to another, as a typewritten version of dictation
(genetics) the organic process whereby the DNA sequence in a gene is copied into mRNA; the process whereby a base sequence of messenger RNA is synthesized on a template of complementary DNA