Breadcrumb Home > Dictionary > Index S sicker: Meaning and Definition of Find definitions for: sick•er Pronunciation: (sik'ur), [key] withas superl. sick•er Pronunciation: (sik'ur), [key] — Scot. and North Eng. Scot. and North Eng. —adj. safe from danger; secure. dependable; trustworthy. —adv. certainly; without doubt. Random House Unabridged Dictionary, Copyright © 1997, by Random House, Inc., on Infoplease. See also: sicker (Thesaurus) sickening Sickert TrendingHere are the facts and trivia that people are buzzing about. Chinese New Year History, Meaning, and Celebrations Current Events This Week: February 2024 Valentine's Day Valentine's Day History Mardi Gras 30 "Charlie and the Chocolate Factory" Quotes ✖ Related Content Daily Word Quiz: irascible Analogy of the Day: Today’s Analogy Frequently Misspelled Words Frequently Mispronounced Words Easily Confused Words Writing & Language