Main definitions of ltr in US English:

: ltr1LTR2

ltr1

(also l8r)

adverb

informal
  • Later.

    ‘I have to go to school now so I will talk to you ltr’
    ‘I'll write more l8r’

exclamation

informal
  • Goodbye; see you later.

    ‘Longer rides are becoming the new rule for me. Ltr dudes!’
    ‘Gonna go lie down. L8r!’

Origin

Informal respelling of later.

Main definitions of ltr in US English:

: ltr1LTR2

LTR2

abbreviation

  • (in personal ads) long-term relationship.