To exchange or express diverging or opposite views, typically in a heated or angry way; to speak angrily to someone, telling that person that you disagree with them.
To attempt to prove by reasoning; maintain or contend; to put forth reasons for or against something.
Related signs: DISAGREE.
First 100 words.
As you feel more comfortable with the first few hundreds of ASL signs, progress further with your vocabulary and learn signing more.