cosh

cosh ¹  (ksh) Chiefly British

n.

A weighted weapon similar to a blackjack.

tr.v. coshed, cosh·ing, cosh·es

To attack or hit with or as if with this weapon.

---

[Perhaps from Romany kosh, stick.]

---

cosh ²

abbr.

hyperbolic cosine

---

cosh¹ Brit

n

1. (Engineering / Tools) a blunt weapon, often made of hard rubber; bludgeon

2. an attack with such a weapon

vb (tr)

to hit with such a weapon, esp on the head

[from Romany kosh, from koshter skewer, stick]

---

cosh²

n

(Mathematics) hyperbolic cosine; a hyperbolic function, cosh z = ½(e^z + e^-z), related to cosine by the expression cosh iz = cos z, where i = √-1

[from cos(ine) + h(yperbolic)]

---

cosh

Abbreviation of hyperbolic cosine

Thesaurus

Noun	1.	cosh - a piece of metal covered by leather with a flexible handle; used for hitting people blackjack, sap bludgeon - a club used as a weapon
Verb	1.	cosh - hit with a cosh, usually on the head hit - deal a blow to, either with the hand or with an instrument; "He hit her hard in the face"

Translations

cosh [kɒʃ] (Brit)

A. N → porra f, cachiporra f

B. VT → aporrear

cosh [ˈkɒʃ] (British)

n (= club) → matraque f

vt → matraquer

cosh

vt → auf den Schädel schlagen, eins über den Schädel ziehen (+dat) (inf)

n (= instrument) → Totschläger m; (= blow) → Schlag m → (auf den Kopf)

cosh [kɒʃ] (Brit)

1. n → manganello, randello

2. vt (fam) → pestare, manganellare