رشن1 رَشَنَ, (S, K, TK,) [in the CK رَشُنَ, there said to be like كَرُمَ,] aor.  and inf. ns. as in the next sentence, (TK,) He (a man) came to a feast uninvited thereto, and entered without permission. (S, K. * [See رَاشِنٌ, below.]) b2:  And رَشَنَ فِىالإِنَآءِ, (S, K,) aor. ـُ (S,) inf. n. رَشْنٌ and رُشُونٌ, (S, K,) He (a dog) put his head into the vessel, (S, K, TA,) to eat and drink. (TA.) رَشْنٌ A turn, or time, for the taking of water; (K;) so in the M; (TA;) as also ↓ رَشَنٌ. (K.) رَشَنٌ: see what next precedes.غَنَمٌ رُشُونٌ Sheep, or goats, pasturing and drinking at pleasure, amid abundance of herbage, and plenty. (K.) رَاشِنٌ i. q. طُفَيْلِىٌّ; (S, K;) i. e. One who comes to a feast uninvited thereto: he who watches for the time of food, and then goes in to the party when they are eating, is termed وَارِشٌ. (S.) b2: And One who eats all that is upon the table of food; syn. مِقَمٌّ: in the K, المُقِيمُ is erroneously put for المِقَمُّ. (TA.) A2:  Also A small gift to the pupil of the صَائِغ [or goldsmith]; in Pers, called شاكردانه [correctly شَاكِرْدَانَهْ]. (K. [ما يُرْضَحُ in the CK is a mistake for ما يُرْضَخُ.]) رَوْشَنٌ i. q. كُوَّةٌ [i. e. A window; so in the present day; or a mural aperture; an aperture in a wall or chamber]: (S, K:) [arabicized:] in Pers\. رَوْزَنْ. (KL, PS,) b2:  Also i. q. رَفٌّ [q. v.; app. here meaning A kind of arched construction, upon which are placed vessels and other utensils &c. of the house]. (TA.)