thin
adjective
having relatively little extent from one surface or side to the opposite; not thick.
Used to describe an ongoing action or state that is currently taking place in the immediate present.
Examples are provided to illustrate real-world usage of words in context. Any opinions expressed do not reflect the views of Dictionary.com.
In other words, I am thinning out my collection and not adding any more books to it.
From Time ● Feb. 24, 2013