- leninent
- lewdness
- leaving aside
- lovey-dovery
- like billy-o
- like blazes
- like a Trojan
- lineaments
- locus
- louse
- locoweed
- lose one's rag
- little girls' room
- like a bag of bones anorexic
- leaving a lot to be desired
- loadsamoney
- lighthearted
- low-spirited
- little girls' boys' room
- lay low
- lickety-split
- loadsa
- light fire under
- lame-brained
- lots
- leave flat
- ludic
- lassie
- lonesome
- lick someone's boots
- lauded
- lady of the night
- locum tenens
- little boys' room
- larrup
- long-headed
- let the grass grow under one's feet
- lippy
- laundered
- loose woman
- like a bear with a sore head
- little-bitty
- loo
- lamebrained
- lam-brain
- laugh-a-minute
- lowdown
- lead up the garden path
- long-faced
- lubberly
- lav can
- loads
- lid up
- light out
- lav
- lamebrain
- locum
- legless
- like a cat on a hot tin roof
- lame-brain
- lady of pleasure
- lolly
- lo
- loopy
- loony
- loco
- l.s.d
- lashings
- lubber
- like a cat on hot bricks
- loathly
- like a dog with two tails
- lose one's mind
- lummox
- lose one's marbles