As the Mastiff form can't seem to get lockjaw to work. I've tried Lockjaw and lock, neither work.

<98%hp 48%m 61%mv 1877tnl (65.24%)>
Your claw mauls a merchant's bodyguard.
Your claw wounds a merchant's bodyguard.
Your claw mauls a merchant's bodyguard.
A merchant's bodyguard's punch misses you.
A merchant's bodyguard's punch hits you.
A merchant's bodyguard is convulsing on the ground.

<93%hp 48%m 61%mv 1877tnl (65.24%)> lockjaw
Huh?
A merchant's bodyguard is convulsing on the ground.

<93%hp 48%m 61%mv 1877tnl (65.24%)>
Your claw mauls a merchant's bodyguard.
A merchant's bodyguard is DEAD!!
You receive 34 experience points.
A clump of a merchant's bodyguard's hair is ripped from his head.
You can't pick anything up.
The gods give you one copper coin for your sacrifice of the corpse of a merchant's bodyguard.

<93%hp 48%m 61%mv 1843tnl (65.87%)> where
People near you:
(PK) a sturdy mastiff At the Edge of the Merchant's Dock

<93%hp 48%m 61%mv 1843tnl (65.87%)> sk
These are the things you can do:
Basic Commands
Shapeshift : Shapeshift to another form
Revert : Revert to your normal form
Enliven : Alters the energy state of your being
Kinspeak : Speak to others in your form family

Skills
Bite : Bite your opponent
Worry : Violently shake a victim you have lockjawed

Automatic Abilities
Lockjaw : Clamp down on your victim, not letting them go
Dodge : Minimal Dodge Ability

>As the Mastiff form can't seem to get lockjaw to work. I've
>tried Lockjaw and lock, neither work.

>Skills
>Bite : Bite your opponent
>
>Automatic Abilities
>Lockjaw : Clamp down on your victim, not letting them go

Lockjaw is an automatic ability tied to the bite skill.

Lol, my bad too many beers when I posted that.