The phrase "aimed firmly" is correct and usable in written English.
It can be used to describe a focused or determined intention or direction towards a target or goal.
Example: "The archer aimed firmly at the bullseye, ensuring her shot would hit the mark."
Alternatives: "targeted decisively" or "focused intently".
Older folks have more money, and the set was aimed firmly toward them.
The museum is aimed firmly at Japanese visitors, and at convincing them that their forebears were patriots, not criminals.
The brittle celebrity-culture reflections of last year's Elysium have been replaced here by a more streamlined set of songs aimed firmly at the dancefloor.
Some have been aimed firmly at practising Catholics, such as: "The sacraments, especially confession and the Eucharist, are privileged places of encountering Christ".
Obviously this book is aimed firmly at fans of Caitlin Moran, but there are shades of Tina Fey's Bossypants here, another memoir that isn't really a memoir.
All three of these concepts surface by name in Jeffrey Hatcher's scattershot book, which often sacrifices internal logic for "Shrek -style gagShrek -stylely at the adults.
Free-living marine species within the order Enoplida play prominent roles in marine ecosystems, but previous molecular phylogenies have provided only the briefest evolutionary insights; this study aimed to firmly resolve internal relationships within the hyper-diverse but poorly understood Enoplida.
We aim to firmly establish the spectrum of the relation between chromospheric and corona' emission in late-type stars, and capture one or more stars going into or coming out of a Maunder type minimum.
She had her rifle sights firmly aimed at Obama's healthcare reforms.
Ella Hickson's reworking of the tale for the RSC, while firmly aimed at a family audience, introduces a new angle on death and (also) puts Wendy at the centre of the action.
In a budget containing a number of pension changes firmly aimed at older people, Michael Voges, executive director of the Associated Retirement Community Operators, said the chancellor could have done more to help older people to downsize from properties that might now be too big and unsuitable for their needs.
