Several signs for 'because' are common, along with the "WHY" sign with the raised eyebrows which functions as a conjunction or a rhetorical question.
Meaning: For the reason that; since; due to the fact that.
Another handshape variation is the handshape horizontal "L", palm in. It's not commonly used.
The sign of this gloss WHY/\ (with the raised eyebrows) is a rhetorical question. This sign is NOT a wh-question as in "why?" (which is accompanied by the eyebrows burrowed down).
The rhetorical question WHY/\ has been much more common. It functions as a conjunction as well as a rhetorical question.
Phonological variation (middle finger instead of the middle three fingers) for this rhetorical question. Video contributed by Calvin Petrowsky (2017).
Related signs: WHY.
See rhetorical questions for more information.
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.