Open English Wordnet
Adjectives
(s)lax, slacklacking in rigor or strictness“such lax and slipshod ways are no longer acceptable”,
“lax in attending classes”,
“slack in maintaining discipline” (a)laxpronounced with muscles of the tongue and jaw relatively relaxed (e.g., the vowel sound in ‘bet’) (a)laxlacking in firmness or tension; not taut“a lax rope” (s)lax, looseemptying easily or excessively“loose bowels”