(~s, ~ing, ~ed)
If your arms or legs ~ or if you ~ them about, they wave about in an energetic but uncontrolled way.
His arms were ~ing in all directions...
He gave a choked cry, ~ed his arms wildly for a moment, and then went over the edge.
VERB: V, V n
•
Flail around means the same as ~ .
He starting ~ing around and hitting Vincent in the chest.
PHRASAL VERB: V P