Definition

1. Noun:
   • A type of large, open-ocean shark: A large pelagic shark found in warm seas, characterized by a very long, whiplike tail that it uses to herd and stun small fish, making them easier to catch and eat.
   • A type of songbird: A thrush-like American songbird known for its vigorous foraging behavior (often thrashing through leaf litter) and its ability to mimic the songs of other bird species.
   • A type of agricultural machine: A farm machine, also historically called a threshing machine, designed to separate valuable seeds or grain from the inedible husks and straw.

Usage Examples

• Noun (Shark):
  • The thrasher uses its long tail to corral schools of fish.
  • We saw a thrasher while diving in the tropical waters.
• Noun (Bird):
  • The brown thrasher is a common sight in eastern North American thickets.
  • A thrasher was singing a complex song from the top of the bush.
• Noun (Machine):
  • The old thrasher in the barn hasn't been used in decades.
  • Before combines, farmers used a thrasher to separate wheat from the chaff.

Advanced Usage

• "The thrasher's tail": Specifically refers to the distinctive, elongated caudal fin of the shark species.
  • The thrasher's tail can be as long as its body.
• "To work like a thrasher": An idiom (less common) implying intense, repetitive, or vigorous activity, drawing an analogy to the machine's function.
  • In the final week, the team worked like a thrasher to finish the project.

Variants and Related Words

• Thresh (verb): The action of beating cereal plants to separate the grain, which is the function performed by a thresher/thrasher machine.
  • They used flails to thresh the rice.
• Thresher (noun): A more common modern spelling for the agricultural machine. "Thrasher" is a variant spelling.
• Thrashing (noun/gerund): A severe beating or defeat; also, the sound or action of moving violently.
  • The waves gave the boat a terrible thrashing.

Synonyms

• For the shark: Thresher shark (the more precise common name).
• For the bird: Mimic thrush (refers to the bird family's mimicry ability).
• For the machine: Thresher, threshing machine.

Related Phrases

• "Separate the wheat from the chaff": An idiom meaning to distinguish valuable things from worthless ones, directly related to the function of a thresher/thrasher machine.
  • The interview process helps us separate the wheat from the chaff.

Noun

1. large pelagic shark of warm seas with a whiplike tail used to round up small fish on which to feed
2. thrush-like American songbird able to mimic other birdsongs
3. a farm machine for separating seeds or grain from the husks and straw