mid-14c., lollen "to lounge idly, hang loosely;" late 14c., "rest at ease" (intransitive), a word of uncertain origin; perhaps related to Middle Dutch lollen "to doze, mumble," or somehow imitative of rocking or swinging. Specifically of the tongue from 1610s. Also in extended form lollop (1745). Related: Lolled; lolling. As a noun, from 1709. Lollpoop "A lazy, idle drone" ("Dictionary of the Vulgar Tongue") is from 1660s.
updated on August 16, 2016