"i m positive" in German I'm positive. Ich bin mir sicher. Detailed translations for "i m positive" I'm positive. I'm positive.(also: I'm sure.) Ich bin mir sicher. - I'm positive. Source: opensubtitles.org Corpus by OPUS Request review - Ich bin mir sicher. I'm positive. Source: opensubtitles.org Corpus by OPUS Request review Ich bin mir sicher.