Vocabulary review for:
DIRTY in sign language
Definition: something soiled, unclean or impure; unfair, dishonest, or unkind.
Pronunciation/articulation: Dominant loose "5" handshape (palm down) under the chin, fingers fluttering.
Related signs: FILTHY, UNCLEAN.
Baby signing DIRTY in ASL
Watch the time-lapse video of how the baby Juli acquires the ASL word DIRTY.
This case study shows an example of proximilization (control of joints beginning from shoulders toward wrist and fingers) which shows how a child develops a coordination of the fingers, hand, elbow, and shoulder.
Transcription at age 3;2: "It's dirty. I want to squeeze (the container). [?] dirty now."