Martin /(?)/

Mar·tin

Martin

n.
  1. A perforated stone-faced runner for grinding. (Stone Working)

Martin

n.
  1. One of several species of swallows, usually having the tail less deeply forked than the tail of the common swallows. (Zool.)

Phrases & Compounds
Bank martin
The bank swallow. See under Bank.
Bee martin
The purple martin
Sand martin
the bank swallow.