Some books require an actual monetary investment by the author â for example, in travel for research or, in the case of cookbook authors, money spent on ingredients for recipe testing and the cost of photographing food. The type of book the author writes affects the income potential.
Definition of pullâup for English Language Learners. : an exercise in which you hold onto a bar above your head and then pull your body up until your chin is above the bar.
Definition of HEAD UP. transitive verb. 1. : to close (as a barrel) at the head or with a head. 2. : head vt 4. intransitive verb. 1.