Entry 5 senses · 4 variants Webster, 1913 Soss /sôs/ · IPA /sɒs/ v. i. v. t. n. n. 01 v. i. To fall at once into a chair or seat; to sit lazily. 1. To fall at once into a chair or seat; to sit lazily.[Obs.] 02 v. t. To throw in a negligent or careless manner; to toss. 1. To throw in a negligent or careless manner; to toss.[Obs.] 03 n. A lazy fellow. 1. A lazy fellow.[Obs.] 2. A heavy fall.[Prov. Eng.] 04 n. Anything dirty or muddy; a dirty puddle. 1. Anything dirty or muddy; a dirty puddle.[Prov. Eng.]