Found 2 items, similar to muggiest.
English → English (WordNet) Definition: muggiest muggy adj : hot or warm and humid; “muggy weather”; “the steamy tropics”; “sticky weather” [syn: steamy, sticky] [also: muggiest, muggier] muggiest See muggy
English → English (gcide) Definition: Muggiest Muggy \Mug"gy\ (m[u^]g"g[y^]), a. [Compar. Muggier (m[u^]g"g[i^]*[~e]r); superl. Muggiest.] [Cf. Icel. mugga mist, mugginess. Cf. 4th Mold.] 1. Moist; damp; moldy; as, muggy straw. [1913 Webster] 2. Warm, damp, and windless; uncomfortably hot and humid; sultry; as, muggy air, weather. [1913 Webster]