Lock No. 29 and Aqueduct

Lock (water navigation)

Electronic lock

Lock (computer science)

Compression lock

Electromagnetic lock

Readers–writer lock

Lock Haven, Pennsylvania

Disc tumbler lock

Village lock-up

Pin tumbler lock

Ward, Lock & Co.

Lock Haven Bald Eagles

Lock-up provision

London Lock Hospital

Lock-in amplifier

Lever tumbler lock

Wafer tumbler lock

Lock Haven University of Pennsylvania

Pop, Lock & Drop It

Wootton Rivers Lock

Lock Haven Bald Eagles football

The Rape of the Lock

Chain of Rocks Lock

Lock, stock, and barrel

G. V. Montgomery Lock

Tubular pin tumbler lock

Peterborough Lift Lock

Ponders End Lock

Lock step (dance move)

Ottis Elmer Lock

Potter's Lock, Wiltshire

Locking differential

Lock and Dam No. 20

Lock No. 1, North New River Canal

Holt Lock and Dam

Lock, Stock and Barrel

Three Mills Lock

Industrial Canal Lock

Lock and Dam No. 1

Howell Heflin Lock and Dam

Salmon Lane Lock

Richmond Lock and Footbridge

Starved Rock Lock and Dam

Anti-lock braking system

Little Bedwyn Lock

Port Mayaca Lock and Dam

Tom Bevill Lock and Dam

Nussdorf weir and lock

Rattle That Lock

Steering-wheel lock

Lock Up the Wolves

Heathy Close Lock

Przewięź Lock

Yamhill River lock and dam

Frederick William Lock

Merrill Lock No. 6

Enfield Lock railway station

Lock, Stock and Two Smoking Barrels

Phase-locked loop

Combination lock

Glover Wilkins Lock

Two-phase locking

Allegheny River Lock and Dam No. 3

Lock 'n Load Publishing

Mikaszówka Lock

Courtney John Lock

Lock Up (American band)

Lock Museum of America

Białobrzegi Lock

Lock-keeper's house

Magnetic keyed lock