What is the use of worrying or toiling in vain over those lands, from which the landowners have already reaped their yield?

At first glance, this couplet offers simple, earthy advice: why break your back tilling barren soil that the landlords have already wrung completely dry? But the true delight lies in the clever pun on 'zameen', which in Urdu poetics refers to the established meter and rhyme-scheme of a ghazal. The poet is slyly suggesting that it is pointless for a newcomer to exhaust themselves writing in the very poetic grounds that the classical masters—the true 'zameendars' of verse—have already perfected and claimed.