Nashrah Shipping & Logistics (Pvt.) Ltd.
Shipping & Logistics Glossary

Guide

Shipping & Logistics Glossary

Freight jargon explained in plain English — from B/L and CBM to THC and VGM.

Updated 1 October 2026 · By the NSL team

Freight forwarding has its own language. This shipping and logistics glossary explains the terms you will see on quotes, bills of lading and customs documents.

Shipping terms A–Z

AWB
Air Waybill — the transport document for air cargo.
B/L
Bill of Lading — receipt, contract of carriage and title document for sea cargo.
BAF
Bunker Adjustment Factor — fuel surcharge added to ocean freight.
CBM
Cubic metre — the unit used to measure cargo volume (L × W × H in metres).
CFS
Container Freight Station — warehouse where LCL cargo is consolidated or de-consolidated.
Chargeable weight
For air freight, the greater of actual weight and volumetric weight.
COO
Certificate of Origin — proves the country where goods were produced.
Cut-off
The last time cargo or documents can be accepted for a sailing or flight.
Demurrage
Charge for keeping a container at the port terminal beyond the free time.
Detention
Charge for keeping the carrier's container outside the port beyond the free time.
ETA / ETD
Estimated Time of Arrival / Departure.
FCL
Full Container Load — one shipper uses the whole container.
GD
Goods Declaration — customs declaration filed in Pakistan via WeBOC/PSW.
HBL / MBL
House Bill of Lading (issued by a forwarder/NVOCC) / Master Bill of Lading (issued by the shipping line).
HS code
Harmonized System code — the international product classification used for customs duty.
IGM
Import General Manifest — list of cargo on a vessel or flight filed with customs.
Incoterms
ICC rules defining buyer and seller responsibilities — see our Incoterms 2020 guide.
ISF
Importer Security Filing (10+2) required for ocean cargo to the USA.
LCL
Less than Container Load — cargo shares a container with other shippers.
NVOCC
Non-Vessel Operating Common Carrier — a carrier that issues its own B/L without owning ships.
OOG
Out of Gauge — cargo larger than a standard container's dimensions.
PSW
Pakistan Single Window — the national online platform for trade documentation.
Reefer
Refrigerated container for temperature-controlled cargo.
Telex release
Electronic release of cargo without presenting the original B/L at destination.
THC
Terminal Handling Charges — fees for handling containers at the port.
Transshipment
Moving cargo from one vessel to another at an intermediate port.
VGM
Verified Gross Mass — certified weight of a packed export container.
WeBOC
Web Based One Customs — Pakistan Customs' online clearance system.

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