To lower one's body close to the ground by bending one's knees completely.
To bend one's back forward.
the act of bending low with the limbs close to the body
bend one's back as in fear or deference; "he crouched down"; "She bowed before the Queen"
sit on one's heels; "In some cultures, the women give birth while squatting"
sit on one''s heels; "In some cultures, the women give birth while squatting"; "The children hunkered down to protect themselves from the sandstorm"
bend one''s back forward from the waist on down; "he crouched down"; "She bowed before the Queen"; "The young man stooped to pick up the girl''s purse"