from the Spanish manco, meaning ‘one-handed’ or ‘one-armed’ or ‘armless’

having a crooked arm

The word komang refers to someone who doesn’t have total control over at least one of his arms.

Parang komang.
It’s like he has no control over his arm.

Related Tagalog words: singkol, pingkaw

The Filipino word for ‘arm’ is braso.