تَفَرْقَعَتْ الأَصَابِعُ

The fingers produced a sound or sounds [by their joints' being cracked]; (O;) quasi-pass. of 1 in the first of the senses explained above; (S, K;) as also ↓ اِفْرَنْقَعَت, (K, TA,) verbal noun اِفْرِنْقَاعُ and [quasi-verbal noun, being apparently the verbal noun in this case of فُرْقِعَت,] ↓ فَرْقَعَةٌ, (TA,) [and this is apparently what is meant by its being said that] ↓ الاِفْرِنْقَاعُ is [synonym with] الفَرْقَعَةُ. (K.)

Accord. to IDrd, تَفَرْقُعٌ signifies The sounding of two things striking against each other. (O.)

And تفرقع الرَّجُلُ The man drew himself together, or shrank; like تَقَرْعَفَ [which is mentioned in the K in the same sense, as also تَقَرْفَعَ]. (L, TA.)