N., a person who lacks courage and valor, a wuss. V., to behave in the manner of a choach or do someting in a choachy way, (choaching, choached, et cetera...)
From the Spanish 'Chocha,' vulgar slang refering to a woman's genitals.
You're being a choach. Just tell her how you feel.
He said he would go on the new roller coaster with us, but when we got to the park he choached out.