The meaning of Mousetail

noun

The tail of a mouse.

noun

A dwarf plant of seasonally wet places, myosurus minimus (family ranunculaceae), with single tiny yellowish-green flowers and numerous achenes in an elongating spike, which is native to old world temperate regions and naturalized elsewhere. also (with distinguishing word): any of several related north american species of myosurus.

noun

Any of certain other plants with a long slender inflorescence. in full "mousetail grass". a foxtail grass with a slender spike, especially black grass, alopecurus myosuroides. also (british regional) in plural with singular agreement.

noun

A fescue grass of the genus vulpia having a narrow panicle; specifically (more fully "mousetail fescue" (also "mousetail fescue-grass"), † "mousetail grass"), rat's-tail fescue, v. myuros.

noun

In singular and plural. us, slang. a moustache; specifically a pencil-line moustache.