"casual promises" is correct and usable in written English.
It can be used to refer to pledges that are made without a lot of thought or consideration, as opposed to serious commitments. For example: "My boyfriend tends to make a lot of casual promises, but I've learned to not take them too seriously."
By spring they were making plans, per Mr. Senke's casual promise, to travel to South Africa together.
In discussing his view that a casual promise is less binding and a recent promise is more binding he adds that this is due to the fact that the way in which and the time at which a promise has been made 'intensify the promiser's awareness of its existence and the promisee's expectation of its fulfilment' (FE 101).
Ritz-Carlton promises a casual atmosphere at its six bars and restaurants, including one with Asian tapas beside the rooftop fire pits.
The Dreamcast was starting a run across the world, and despite its eventual ill fate for Sega, it was exciting to the casual gamer with its promises of online gaming and those long-awaited Sonic escapades in 3-D.
The Dreamcast was starting a run across the world and, despite its eventual ill fate for Sega, it was exciting to the casual gamer with its promises of online gaming and those long-awaited Sonic escapades in 3D.
The video exposes what everyone has known for a very long time: that damn near every single moment of a presidential campaign ad every prayer, hug, casual stroll, and solemn promise made into the camera is a meticulously crafted nugget of inauthentic garbage.
He promised that this would change; he would not stand by, he promised, with the casual bluster beloved of politicians on this topic, while children are let down by "inadequate social services".
To casual inquirers they seem to promise quick-and-easy family trees back to 1066 or beyond — with everyone from William the Conqueror to Old King Cole, and on to Adam and his first wife who's said to be Eve's older sister.
Netflix's avocado aficionado promises a fast-casual menu at the new eatery.
