From Longman Dictionary of Contemporary Englishfingertipfin‧ger‧tip /ˈfɪŋɡəˌtɪp $ -ɡər-/ noun [countable] 1 HBHthe end of your finger that is furthest away from your hand She touched his cheek gently with her fingertips.2 → have something at your/their etc fingertips3 → to his/her fingertips
Examples from the Corpus
fingertip• A large part of the area was sealed off following the arrests as police carried out a fingertip search for bullets.• Gusts of freezing wind bite at exposed skin while stinging darts of cold assault gloved fingertips.• Traces of her red nail varnish, he noticed, could still be seen where her fingertips hadn't been eaten.• Darla touched Tom's ear with her fingertip.• Truman had unprecedented power at his fingertips and a program for the world that he believed was self-evidently good.• Norm sat down and drummed his fingertips on the table.• Crumble butter with fingertips to coarse cornmeal-like consistency, keeping butter well-coated with flour to prevent it from becoming greasy. 