To evaluate \((-1)^3\), you multiply \(-1\) by itself three times:
\[ (-1) \times (-1) \times (-1) \]
Calculating this step-by-step:
- \((-1) \times (-1) = 1\)
- Then, \(1 \times (-1) = -1\)
Thus, \((-1)^3 = -1\).
Therefore, the answer is:
\[ \boxed{-1} \]