1707, J[ohn] Mortimer, The Whole Art of Husbandry; or, The Way of Managing and Improving of Land.[…], London:[…] J[ohn] H[umphreys] for H[enry] Mortlock[…], and J[onathan] Robinson[…], →OCLC:
They commonly have three, four, five, or six hewers or diggers, to four fillers, so as to keep the fillers always at work.
I recommend this album in the face of the fact that five of the eleven songs are the purest filler, dull instrumentals with a harmonica rifling over an indifferent rhythm section. The rest is magnificent[…]
2014 April, Ken Seufert, “The New Dawn of Pharmaceutical Manufacturing: Innovative Solutions for Unprecedented Challenges”, in American Pharmaceutical Review, 17(3):9:
The word "filler" is taboo in the excipient world.
1697, Virgil, “Dedication”, in John Dryden, transl., The Works of Virgil: Containing His Pastorals, Georgics, and Æneis.[…], London:[…]Jacob Tonson,[…], →OCLC:
'Tis a meer filler; to ſtop a vacancy in the Hexameter, and connect the Preface to the Work of Virgil.
(horticulture) A plant that lacks a distinctive shape and can fill inconvenient spaces around other plants in pots or gardens.
(forestry,usuallyin the plural) Any standing tree or standard higher than the surrounding coppice in the form of forest known as "coppice under standards".
(television,music) material of lower cost or quality that is used to fill a certain television time slot or physical medium, such as a music album