tailer

tail +‎ -er

tailer (plural tailers)

1. One who follows or tails surreptitiously, as an investigator.
   • 1986, Frederick D. Huebner, The Joshua Sequence‎, page 116:

     I had to concentrate on staying out of sight, yet close enough not to be stranded on the wrong side of a stoplight. I was working so hard at it that I didn't notice that the tailer had become the tailee.

   • 2003, Philip R. Craig, A Vineyard Killing‎, page 74:

     When the car entered the traffic circle I followed after it, the tailed now tailing the tailer. The car's occupants, sure now that they'd been spotted, sped off ahead of me along Dodgers Hole Road.

   • 2012, Henry Kane, Don't Call Me Madame‎:

     he became aware that he was being tailed. ... turned the action around and tailed the tailer, and then realized that the tailer had not been tailing him

2. (nautical) A worker on a yacht, responsible for furling and setting the sails.
   • 2000, Dave Cox, The Sailing Handbook‎:

     The next step was the invention of the self-tailing device, whereby the need for a tailer, holding the sheet or halyard while another person operated the winch, was eliminated.

3. (fishing) A large noose with a long handle intended to secure a fish's tail.
4. (fishing) A fish bottom-feeding in shallow water with its tail out of the water.

• Waldemar Karwowski, Neville A. Stanton, Human Factors and Ergonomics in Consumer Product Design: Uses and Applications

• e-tailer

• Altier, airtel, aliter, iteral, lirate, retail, retial