One who, or that which, carries or conveys; a messenger.
One who is employed, or makes it his business, to carry goods for others for hire; a porter; a teamster.
That which drives or carries; as: (a) A piece which communicates to an object in a lathe the motion of the face plate; a lathe dog. (b) A spool holder or bobbin holder in a braiding machine. (c) A movable piece in magazine guns which transfers the cartridge to a position from which it can be thrust into the barrel.
A healthy attitude is contagious but don't wait to catch it from others. Be a carrier. Tom Stoppard
If you pick the right people and give them the opportunity to spread their wings and put compensation as a carrier behind it you almost don't have to manage them. Jack Welch
The glory of being a carrier pilot has certainly worn off. George H. W. Bush
In my third husband I had discovered a blissfully laid-back type who thought it nothing less than hilarious when I misread the map on the way to Wales, so it took us an extra three hours, or when I was sick in a plastic carrier bag during much of the drive back from Devon - a bag that turned out to have a hole in it. Julie Burchill
Lexington did launch its air group when a Japanese carrier was reported. Jack Adams