# كوس
## Arabic
### Etymology 1

From Persian کوس (kôs).

#### Pronunciation

* IPA: /kuːs/

#### Noun

كُوس • (kūs) m (plural كُوسَات (kūsāt))
* set square
* equilateral triangle for measuring
* (archaic) timbrel, small drum, or a kind thereof

##### Declension
### Etymology 2

A borrowing from likely, as it is transmitted for some of the wind terms, the dialect of the Banū Huḏayl, belonging originally to the vocabulary of those who voyage upon the sea between Jidda and ʿAdan; possibly related to the idea of stooping, throwing head over heels in the verbs كَاسَ (kāsa), كَوَّسَ (kawwasa), likely from كَأْس (kaʔs, “stoop, beaker”), as a heavy wind topples a vessel.

#### Pronunciation

* IPA: /kaws/

#### Noun

كَوْس • (kaws) m (Yemen, Oman, Al-Fujaira, uncountable)
* the headwind of a vessel on the sea
* particularly, the south-west wind, رِيح الكَوْس (rīḥ al-kaws), or مَوْسِم الكَوْس (mawsim al-kaws) meaning the south-west monsoon wind; the west wind being called رِيح الدَبُور (rīḥ al-dabūr), the south wind رِيح الْجَنُوب (rīḥ al-janūb), the north-east wind رِيح الأَزْيَب (rīḥ al-ʔazyab), or رِيح الصَبَا (rīḥ al-ṣabā)
** 2011 July 6, “الأمواج العاتية تضرب سواحل كلباء والفجيرة”, in Al-Bayān‎:نجا المواطن (ح، ع) من منطقة رول دبا من الموت وذلك أثناء ممارسته هواية السباحة في تمام الساعة الرابعة قبالة شاطئ منطقة العقة برفقة أصدقائه، ونتيجة ارتفاع الموج مع بداية موسم الكوس الذي شهد بالأمس ارتفاعا كبيرا في مستويات موج البحر والتيارات البحرية، ما أدى إلى أن يجرفه ويذهب به إلى مكان أعمق، حيث تعرض إلى إصابات متفاوتة في أجزاء جسده جراء ذلك بعد أن قام رفاقه بإنقاذه وإسعافه، ليتم نقله على الفور إلى مستشفى دبا الفجيرة.(please add an English translation of this quotation)

##### Declension
### Etymology 3

* Root
* ك و س (k w s)
* 2 terms

#### Pronunciation 1

* IPA: /kaws/

##### Noun

كَوْس • (kaws) m
* verbal noun of كَاسَ (kāsa) (form I)

###### Declension
#### Pronunciation 2

* IPA: /kaws/

##### Verb

كَوَّسَ • (kawwasa) II (non-past يُكَوِّسُ (yukawwisu), verbal noun تَكْوِيس (takwīs))
* to prostrate, to cut down the standing firmly of, to throw head over heels, to make lie inverse

###### Conjugation
### References

* Agius, Dionisius A. (2005) Seafaring in the Arabian Gulf and Oman: People of the Dhow, London: Kegan Paul Limited, page 193
* Agius, Dionisius A. (2008) Classic Ships of Islam. From Mesopotamia to the Indian Ocean (Handbook of Oriental Studies; 92), Leiden: Brill, page 187
* Freytag, Georg (1837) “كوس”, in Lexicon arabico-latinum praesertim ex Djeuharii Firuzabadiique et aliorum Arabum operibus adhibitis Golii quoque et aliorum libris confectum‎ (in Latin), volume 4, Halle: C. A. Schwetschke, page 70
* Kazimirski, Albin de Biberstein (1860) “كوس”, in Dictionnaire arabe-français contenant toutes les racines de la langue arabe, leurs dérivés, tant dans l’idiome vulgaire que dans l’idiome littéral, ainsi que les dialectes d’Alger et de Maroc‎ (in French), volume 2, Paris: Maisonneuve et C$^{ie}$, page 943
* Lane, Edward William (1863) “أَزْيَب”, in Arabic-English Lexicon‎, London: Williams & Norgate, page 1274
* Rhodokanakis, Nikolaus (1911) “Zur semitischen Sprachwissenschaft”, in Wiener Zeitschrift für die Kunde des Morgenlandes‎ (in German), volume 25, page 81
* Steingass, Francis Joseph (1884) “كوس”, in The Student's Arabic–English Dictionary‎, London: W.H. Allen, page 900

## Ottoman Turkish
### Etymology

Borrowed from Persian کوس (kôs, “large kettledrum”).

### Noun

كوس • (küs)
* kus, a sort of large kettledrum similar to timpani used by ancient Persians

#### Derived terms

* كوس اویونی (küs oyunu, “kind of draughts”)
* كوس رحلت (küs-i rihlet, “drum sounded to break camp”)
* كوس صندوغی (küs sandığı, “box for holding draughts pieces”)
* كوس غزا (küs-i gaza, “drum beaten for troops to assemble”)

#### Descendants

* Turkish: kös

### Further reading

* Çağbayır, Yaşar (2007) “kös3”, in Ötüken Türkçe Sözlük (in Turkish), volume 1, Istanbul: Ötüken Neşriyat, page 2796
* Hindoglu, Artin (1838) “كوس”, in Hazine-i lûgat ou dictionnaire abrégé turc-français‎, Vienna: F. Beck, page 402a
* Kélékian, Diran (1911) “كوس”, in Dictionnaire turc-français‎, Constantinople: Mihran, page 1053
* Meninski, Franciszek à Mesgnien (1687) “Tympanum”, in Complementum thesauri linguarum orientalium, seu onomasticum latino-turcico-arabico-persicum, simul idem index verborum lexici turcico-arabico-persici, quod latinâ, germanicâ, aliarumque linguarum adjectâ nomenclatione nuper in lucem editum‎, Vienna, column 1708
* Meninski, Franciszek à Mesgnien (1680) “كوس”, in Thesaurus linguarum orientalium, Turcicae, Arabicae, Persicae, praecipuas earum opes à Turcis peculiariter usurpatas continens, nimirum Lexicon Turkico-Arabico-Persicum‎, Vienna, columns 4075–4076
* Nişanyan, Sevan (2002–) “kös”, in Nişanyan Sözlük
* Redhouse, James W. (1890) “كوس”, in A Turkish and English Lexicon‎, Constantinople: A. H. Boyajian, page 1593