ทิ้งตัว(tíng dtuua)

[to] let oneself drop; flop/slump down

To let your body fall, sink, or plop down onto something, often suddenly or heavily (e.g., onto a chair, bed, or the ground).

[to] go limp; relax the body

To release body tension and allow your body weight to sink, becoming loose or slack (e.g., during a massage or when being carried).

[to] drape; hang down naturally (of fabric, hair, etc.)

Of materials like fabric, hair, or branches: to fall, drape, or hang down naturally, often smoothly or with some weight (e.g., ผ้าทิ้งตัวดี = the fabric drapes well).