A semi-automatic welding machine.

plural of welding bug

Ibacus peronii, a species of slipper lobster.

plural of Balmain bug

Alternative spelling of bug-chaser

plural of bug chaser

plural of harmonica bug

An electronic eavesdropping device (bug) that attaches to a landline telephone and is activated or deactivated by a specific tone. When activated, it prevents the telephone from ringing but activates its microphone to transmit to another telephone at a remote location.

(UK, slang, obsolete) A bed.

plural of bug-walk