Dictionary

Any of various small, singing passerine birds of the family Alaudidae.

Any of various similar-appearing birds, but usually ground-living, such as the meadowlark and titlark.

(by extension) One who wakes early; one who is up with the larks.

To catch larks (type of bird).

Example: to go larking

A romp, frolic, some fun.

A prank.

To sport, engage in harmless pranking.

To frolic, engage in carefree adventure.