Meaning: The season between spring and autumn; the warmest season of the year, in the northern hemisphere from June to August and in the southern hemisphere from December to February.
Variation: the movement may be either one slightly long movement or two short repetitions.
Minimal pairs for handshape: The shape of the index finger for SUMMER is a hook or claw, unlike BLACK which has a handshape of the straight index finger.
Minimal pairs for location: DRY.
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.