afterthoughtnoun · Level 2 SAT1A thought that comes later than its appropriate or expected timeThe apology he offered seemed like an afterthought, delivered awkwardly at the end of the meeting.ModuleLevel 2RegistercommonCollectionCollection 047SAT Plus planAlso in Collection 047comestible, anhydrous, annual, ceremonial, coagulant, apogee, comparative, complex and 1 more