, (Aṣ, Fr, Ṣ, L, Mṣb,) aor. رَعُدَ (L, Mṣb) and رَعَدَ, (L,) inf. n. رَعْدٌ and رُعُودٌ; (Fr, L, Mṣb;) and ↓أَرْعَدَت, (AO, AA, Ṣ, L,) but the latter is disallowed by Aṣ; (Ṣ, TA;) The shy thundered: (Ṣ, Mṣb:) or made a sound [to be heard from the clouds] previously to rain: (L:) and [in like manner] رَعَدَ, aor. رَعَدَ and رَعُدَ, is said of the clouds (السَّحَاب), or of the angel that drives the clouds. (Ḳ.) You say, رَعَدَتِ السَّمَآءُ وَبَرَقَتْ, and, accord. to AO and AA, وَأَبْرَقَت ↓أَرْعَدَت, (Ṣ, TA,) which latter As disallows in this case as well as in another mentioned below, (Ṣ, * TA,) meaning The sky [thundered and lightened: or] thundered and lightened much before rain. (TA.)―
[Hence,] رَعَدَ, inf. n. رَعْدٌ, (tropical:) He threatened, or menaced, with evil; as also ↓ارعد, inf. n. إِرْعَادٌ: (Mṣb:) or the latter signifies he threatened, or menaced; or he frightened, or terrified: (Ḳ:) and رَعَدَ وَبَرَقَ he frightened, or terrified, (Ṣ, Ḳ,) and threatened, or menaced; (Ṣ;) as also ↓أَرعَدَ وَأَبْرَقَ: (AO, AA, Ṣ:) and رَعَدَلَهُ and بَرَقَ لَهُ he threatened him, or menaced him: (Aṣ, TA:) and رَعَدَ لِى بِالقَوْلِ, aor. رَعُدَ, inf. n. رَعْدٌ; and ↓ارعد; he threatened me, or he frightened me with speech: (TA:) or, accord. to Aṣ, ↓ارعد and ابرق are not allowable: when one cited against him the verse of El-Kumeyt,―
(tropical:) [Threaten and menace, O Yezeed, but thy threatening is not harming to me], he denied ElKumeyt to be an authority. (Ṣ, TA.) [See also an ex. in a verse cited voce جَلَّ.] حِينَ رَعَدَ الإِسْلَامُ وَبَرَقَ, occurring in a trad., means When El-Islám came with its threatening and its terrifying. (TA.)* أَرْعِدْ وَأَبْرِقْ يَا يَزِيدُ فَمَا وَعِيدُكَ لِى بِضَائِرْ *
[Hence also,] رَعَدَتْ وَبَرَقَتْ (tropical:) She (a woman) beautified and adorned herself, (Ṣ, A, * Ḳ,) and showed, or presented, herself, لِى to me: (A:) or she exhibited her beauty intentionally: (TA in art. برق:) and [some hold that] ↓أَرْعَدَتْ [or أَرْعَدَتْ وَأَبْرَقَتْ] signifies the same. (TA.)―
See also 8, in two places.―
And see 4.