אמה

Noun

 * 1)  forearm
 * 2)  Hebrew cubit, usually 44.3cm (17½in) but sometimes 51.8cm (20.4in)
 * 3)  middle finger
 * 4)  penis
 * 5) canal

Etymology 2
From. The final ה has been reanalyzed as the third consonant of the root, as seen in the plural.

Noun

 * 1) female servant, slave, handmaid