DICT.TW Dictionary Taiwan

 Straight·en v. t. [imp. & p. p. Straighted p. pr. & vb. n. Straighting.]
 1. To make straight; to reduce from a crooked to a straight form.
 2. To make right or correct; to reduce to order; as, to straighten one's affairs; to straighten an account.
 To straighten one's face, to cease laughing or smiling, etc., and compose one's features.