[lark] n [ME laveroc, laverke, fr. OE lawerce; akin to OHG lerihha lark] (bef. 12c): any of a family (Alaudidae) of chiefly Old World songbirds that are usu. brownish in color; esp: skylark--compare meadowlark
[2]lark n [[3]lark] (ca. 1811): something done solely for fun or adventure "ran for office on a ~" [3]lark vi [prob. alter. of lake to frolic] (1813): to engage in harmless fun or mischief--often used with about -- lark.er n