not strict or severe; careless or negligent

lax morals; a lax attitude toward discipline.

loose or slack; not tense, rigid, or firm

a lax rope; a lax handshake.

not rigidly exact or precise; vague

lax ideas.

open, loose, or not retentive, as diarrheal bowels.

(of a person) having the bowels unusually loose or open.

open or not compact; having a loosely cohering structure; porous

lax tissue; lax texture.

Phonetics . (of a vowel) articulated with relatively relaxed tongue muscles. Compare tense 1 ( def. 4 ) .

adjective

hard , rigid , strict , tight

adjective

any way , asleep on job , behindhand , broad , careless , casual , delinquent , derelict , devil-may-care * , disregardful , easygoing , flaccid , forgetful , general , imprecise , inaccurate , indefinite , indifferent , inexact , lenient , neglectful , negligent , nonspecific , oblivious , overindulgent , paying no mind , regardless , shapeless , slipshod , sloppy , soft , unmindful , vague , yielding , charitable , clement , easy , forbearing , indulgent , merciful , remiss , slack , relaxed , dissolute , doubtful , equivocal , flabby , immoral , inactive , lazy , lethargic , licentious , loose , open , permissive , tardy , unconfined , unobservant , unprincipled , unrestrained , unstructured , weak