North American songbirds having a yellow breast
"We spent the morning feeding the larks, watching their bright yellow breasts flash against the green grass."
any of numerous predominantly Old World birds noted for their singing
"The early morning chorus of robins and blackbirds made it clear that spring had finally arrived in our garden."
Any of various small, singing passerine birds of the family Alaudidae.
"The kids ran through the meadow having a lark after school let out."
A romp, frolic, some fun.
To catch larks (type of bird).
"After weeks of serious study, we decided to lark around by swapping our textbooks so no one could pass the quiz."
To sport, engage in harmless pranking.
A surname, from nicknames, from lark as a byname or for a catcher and seller of larks.
"The local historian noted that several prominent families in the village trace their lineage back to the Larks who once caught birds for sale at the market square."
The word "lark" comes from Old English and originally referred to the bird known today as a lark. Its ultimate origins are unknown, though it shares roots within the Germanic language family.