intr.v. snif·fled, snif·fling, snif·fles 1. To inhale or exhale audibly through a runny or congested nose. 2. To weep or whimper lightly. n. 1. The act or sound of sniffling. 2. sniffles A condition, such as a head cold, accompanied by congestion of the nose. Used with the. [Frequentative of SNIFF.] sniffler n. sniffly (snĭfə-lē, snĭflē) adj. |
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