COS

Acronym	Definition
COS	Cost Of Sales
COS	Class Of Service
COS	Collection of Style (fashion line)
COS	Colorado Springs (Amtrak station code; Colorado Springs, CO)
COS	Chief of Staff
COS	Chamber of Secrets (book by J.K. Rowling)
COS	Commercial off the Shelf
COS	Cosine (mathematics)
COS	Conditions of Success
COS	Conditions of Satisfaction
COS	Church of Scientology
COS	Council of Students (various organizations)
COS	Consul (in ancient Rome)
COS	College of Security (Star Trek gaming)
COS	Children of Sin (song)
COS	Convention of States (Houston, TX)
COS	Charity Organization Society
COS	Cosinus
COS	Cosmetology
COS	Change Of Status
COS	Comite des Oeuvres Sociales (French: Committee of Social Works)
COS	Chance of Success (Oil and Gas)
COS	College of the Siskiyous (California)
COS	Chicks on Speed (band)
COS	Change of State
COS	Certificate of Sponsorship (UK)
COS	Committee on Sustainability (various locations)
COS	Controller of Stores (Indian railways)
COS	Certificate of Status (various locations)
COS	City of Saskatoon (Canada)
COS	Circle of Swords (gaming guild)
COS	Collège Ostéopathique Sutherland (French osteopathic college)
COS	Change Of Subject
COS	Contingency Operating Site (Iraq)
COS	Carnival of Space (blogging)
COS	Coefficient d'Occupation des Sols (French: Coefficient of Land Use)
COS	Conditions of Service
COS	Continued Operational Safety (aviation)
COS	Church Of Satan
COS	Credit Ombudsman Service (dispute resolution; Australia)
COS	Crypto Operating System
COS	Cosine
COS	Configuration Object Set
COS	Corba Object Services
COS	Communications System
COS	Control System
COS	Common Object Services
COS	Central Offices
COS	Common Operations Services
COS	Cassette Operating System
COS	Custom Operating System
COS	Corporation of Open Systems
COS	Commercial Operating System
COS	Clip on Socket
COS	Church of Scotland
COS	Conservation Officer Service (Canada)
COS	Cosmic Origins Spectrograph
COS	Cost of Service
COS	Cooperation for Open Systems (Internet)
COS	Centre d'Orientation Scolaire (French: School Counseling Center)
COS	Commandement des Opérations Spéciales (French: Special Operations Command)
COS	Conspiracy of Silence (gaming clan)
COS	Certificate Of Service
COS	Carbonyl Sulphide
COS	Cone of Silence (Get Smart; 1960s TV series)
COS	Code of Silence
COS	Canadian Ophthalmological Society
COS	Center for Operations Support
COS	Corporation for Open Systems
COS	Certificate of Suitability (European Directorate for the Quality of Medicines Agency; Council of Europe; France)
COS	Continuity of Service
COS	Change Of Station
COS	Card Operating System
COS	Corps Support
COS	Chief of Station (CIA)
COS	Compulsory Open Space (construction regulation; various locations)
COS	Chip Operating System
COS	Compatible Operating System
COS	Console Operating System (NASA)
COS	Chimie Organique de Synthèse (French: Synthetic Organic Chemistry)
COS	Close of Service (Peace Corps)
COS	Chief of General Staff (Israel)
COS	Common Operating System
COS	Center for Okinawan Studies (University of Hawaii at Manoa)
COS	Certified Occupancy Specialist (housing industry)
COS	Community Outreach Service (various locations)
COS	Critical Occupational Specialty (US DoD)
COS	Chicago Ornithological Society (Chicago, IL)
COS	Cloak of Shadows (World of Warcraft, gaming)
COS	Centre for Oxfordshire Studies (UK)
COS	Cray Operating System
COS	Club Olympique de Sartrouville (French martial arts club)
COS	Combinatorial Object Server
COS	Colectivo de Organizaciones Sociales (Spanish, Guatemala)
COS	Client Operating System
COS	Career Opportunity System
COS	Connection-Oriented Service
COS	Categories of Service (Medicaid)
COS	Continuity of Supply
COS	Culling of Stratholme (World of Warcraft; gaming)
COS	Caress of Steel (Rush album)
COS	Church Of the Savior
COS	Communications Segment
COS	Contrat d'Objectifs Scolaires (French: Educational Objectives Contract)
COS	Columbia Online Style
COS	China Oilfield Services Ltd
COS	Chip on Submount
COS	Cast-On Strap (battery manufacturing)
COS	Carrier Operated Squelch (two-way radio)
COS	Central Operating System (X-Files)
COS	Common Object Service
COS	CORBA Service
COS	Change Over Switch
COS	Combat Operations Squadron
COS	City of Sails (Barbershop Chorus, Auckland, New Zealand)
COS	Chief of Safety
COS	Conservative Opportunity Society
COS	Chief of Supply
COS	Client Online Services (various businesses)
COS	Cohesive End Site (bacteriophages)
COS	Cadet Officer School
COS	Cash On Shipment
COS	Canadian Oncology Society
COS	Committee on Specifications (AISI)
COS	Coronary Obstructive Syndrome
COS	Complete Orthonormal System
COS	Colorado Springs, CO, USA - Colorado Springs Municipal (Airport Code)
COS	Customer of Size (overweight passenger requiring two economy-class airline seats)
COS	Code Operated Switch
COS	Capital Outlay Support
COS	Come On Spring
COS	Company Orderly Sergeant
COS	Cult of Slaanesh (gaming, Warhammer)
COS	Corona Oxide Semiconductor
COS	Check on-Site
COS	Chiefs of Service (hospitals)
COS	Campus Outreach Services (St. Davids, PA)
COS	Chamber Orchestra of the Springs (Colorado Springs, CO)
COS	Condition of Supply (aerospace)
COS	Canadian Organic Standard
COS	Cell Output Switch
COS	Carry-On Oxygen System (NASA)
COS	Coalition for Orchid Species
COS	Current Operations Section
COS	Caked on Stripes (podcast)
COS	Civilian Occupational Specialty
COS	Casualty of Sound (Maniacal Plan music CD)
COS	Computer On Silicon
COS	Customer Order System
COS	Call Originate Status
COS	Co-Orbiting Satellite (NASA)
COS	Convergent Operating System (Mariposa Technology)
COS	Chosen of Solclaim (gaming clan)
COS	Critical Operational Specialties
COS	Chemical Operation Specialist
COS	Change of Subscriber
COS	Care Outreach Specialist (social work)
COS	Citizens for Open Space (various locations)
COS	Conference and Office Services
COS	Component Oversight
COS	CO2 Removal Service
COS	Center For Obesity Surgery
COS	Customer's Own Stock (FedEx Kinko's)
COS	Client Operating Server
COS	Community and Organizational Services