رهدنQ. 1 رَهْدَنَ, (TA,) inf. n. رَهْدَنَةٌ, (K, TA,) He circled in walking [like the bird called رَهْدَنٌ]: (K, TA:) or he was as though he circled in his gait. (Az, TA.) See رَهْدَنٌ. b2:  He was, or became, slow, tardy, dilatory, late, or backward. (K, TA.) And He was, or became, restricted, or limited. (K, TA.) A poet, cited by IAar to Th, says, فَجِئْتُ بِالنَّقْدِ وَلَمْ أُرَهْدِنْ i. e. [And I brought the cash, or ready money, and] was not slow, or tardy, &c., and was not restricted, or limited, with it. (TA.) رَهْدَنٌ (S, K) and ↓ رُهْدَنٌ and ↓ رِهْدَنٌ (K) A certain bird, in Mekkeh, like the عُصْفُور [or sparrow]; (S, K;) as also ↓ رَهْدَنَةٌ, and ↓ رُهْدُنَّةٌ and ↓ رُهْدُونٌ: (K:) and a certain bird resembling the جُمَّر, [which is said by Es-Sakháwee, cited in the Msb in art. حمر, to be the قُبَّر, i. e. lark,] except that it is أَدْبَس [i. e. brown, or of a colour between black and red, or of a dark, or an ashy, dust-colour, in which are redness and blackness], and is larger than the حُمَّر; as also ↓ رَهْدَنَةٌ: (S, TA:) pl. رَهَادِنُ: (S, K:) and رَهْدَلٌ, pl. رَهَادِلُ, signifies the same: (TA:) or the ↓ رُهْدُنَّة is a bird resembling the قُنْبُرَة [or lark], that moves as though circling (كَأَنَّهَا تَسْتَدِيرُ ↓ تُرَهْدِنُ) in her gait: (JK:) and accord. to the L, in art. حضب, the رَهْدَن is the قُنْبُر [or lark]. (TA in that art.) b2: (assumed tropical:)  A coward: (K, TA:) as being likened to the bird so called. (TA.) b3:  And (assumed tropical:)  Foolish; stupid; or unsound, or deficient, in intellect or under-standing: (K:) or so the first word (رَهْدَنٌ): or a weak man: (JK:) pl. رَهَادِنَةٌ. (TA.) رُهْدَنٌ: see the next preceding paragraph.رُهْدُنٌ, without teshdeed, (assumed tropical:)  A heavy [or slow] man. (JK.) رِهْدَنٌ: see رَهْدَنٌ.رَهْدَنَةٌ and رُهْدُنَّةٌ: see رَهْدَنٌ; for each in two places.رُهْدُونٌ: see رَهْدَنٌ. b2:  Also (assumed tropical:)  A liar. (K.)