(boxing) An unfair or illegal blow that lands below the opponent’s waist; a groin attack. / (figuratively, by extension) Any attack that is considered unfair or unscrupulous.

(art, photography) Dark; characterised by dark tones and muted colours. / (by extension) Restrained, subtle, not trying to attract attention.

(Canada, US, colloquial) Kind of. / (slang) In a low-key or surreptitious manner; secretively; on the down-low.

(informal) Simple, uncomplicated, primitive, not involving advanced technology.

Abbreviation of low-calorie.

(architecture) A building of no more than a few stories.

(fashion) Of lower-body clothing: whose waistline does not reach the waist, but hangs along the hips.

Alternative spelling of low-grade

Of inferior quality.

Disheartened, feeling low, in low spirits.