
1) Firearm component
Found on
https://www.crosswordclues.com/clue/trigger-guard

A trigger guard is a loop surrounding the trigger of a firearm and protecting it from accidental discharge. Some assault-style rifles can have their trigger guard removed or repositioned as not to impair firing with gloves for example in Arctic conditions. Other devices such as inhalers, crossbows and power tools may also have trigger guards. ...
Found on
http://en.wikipedia.org/wiki/Trigger_guard

Protective guard around the trigger to stop you accidentally pulling it. Well what did you think it was?
Found on
http://www.encyclo.co.uk/local/20524
No exact match found.