[f. SWARM v.1 + -ER1.]
1. One of a number that swarm; one of a swarm (as of insects); in Biol. a swarm-spore.
1844. Dickens, Mart. Chuz., lii. Oh, vermin! said Mr. Pecksniff. Oh, bloodsuckers! vermin and swarmers.
1872. J. G. Murphy, Comm. Lev. xi. 20. Winged creepers or swarmers are so called from their minuteness and their multitude.
1898. H. M. Ward, in Ann. Bot., XII. 301. The obvious suspicion arose that an intruding swarmer had got into my hanging-drop.
1900. Nature, 21 June, 191/1. The beetles are late swarmers, appearing chiefly in July.
2. A bee-hive adapted for swarming, or from which a swarm is sent forth.
1855. Poultry Chron., III. 300/1. I have found hives in which the combs ranged in the way most common, from front to back, indifferently swarmers or non-swarmers.
1883. in Standard, 15 Feb., 5/2. Artificial swarmers have displaced the old-fashioned skep.