borderline

1 of 2

adjective

bor·​der·​line ˈbȯr-dər-ˌlīn How to pronounce borderline (audio)
1
a
: being in an intermediate position or state : not fully classifiable as one thing or its opposite
a borderline state between waking and sleeping
b
: not quite up to, typical of, or as severe as what is usual, standard, or expected
borderline intelligence
borderline hypertension
c
: characterized by psychological instability in several areas (such as interpersonal relations, behavior, and identity) but only with brief or no psychotic episodes
a borderline personality disorder
2
: situated at or near a border
a borderline town
borderline noun

borderline

2 of 2

adverb

: almost, nearly
The decorations were borderline tacky.
She was borderline diabetic.
… getting this close to such a vibrant music town without checking it out is borderline criminal.Rusty Pate
He played an arrangement some fiddlers have called borderline impossible with a breathless passion to a last note that faded into the heavens.Rich Landers

Examples of borderline in a Sentence

Adjective In borderline cases like these, the best course of action is difficult to determine. As a borderline diabetic, Lara is able to control her blood sugar levels solely through diet. Adverb The movie is only borderline funny. your answer was borderline rude, so I would advise you to be more diplomatic in the future
Recent Examples on the Web
Examples are automatically compiled from online sources to show current usage. Read More Opinions expressed in the examples do not represent those of Merriam-Webster or its editors. Send us feedback.
Adjective
These tasty morsels are glazed with a sticky sweet cola- and soy sauce-mixture that packs a borderline obscene amount of garlic (six whole cloves!). Samantha MacAvoy, Good Housekeeping, 18 Jan. 2023 Four large and filling barbecue pork buns were a borderline preposterous $8. oregonlive, 7 Jan. 2023
Adverb
Fringe-y/borderline/ticking-time-bomb people are always out there and probably have active imaginations that go way beyond what sometimes pops up in movies. David Rooney, The Hollywood Reporter, 1 Oct. 2019 Both teams came out hitting to start Game 2 and the intensity jumped another level after McNabb’s borderline hit on Kuznetsov. Adam Candee, Detroit Free Press, 30 May 2018 See all Example Sentences for borderline 

Word History

First Known Use

Adjective

1907, in the meaning defined at sense 1a

Adverb

1925, in the meaning defined above

Time Traveler
The first known use of borderline was in 1907

Dictionary Entries Near borderline

Cite this Entry

“Borderline.” Merriam-Webster.com Dictionary, Merriam-Webster, https://www.merriam-webster.com/dictionary/borderline. Accessed 28 Nov. 2024.

Kids Definition

borderline

adjective
bor·​der·​line
-ˌlīn
1
: situated between two points or states
2
: not quite normal or acceptable

Medical Definition

borderline

1 of 2 adjective
bor·​der·​line
-ˌlīn
1
: being in an intermediate position or state : not fully classifiable as one thing or its opposite
especially : not quite up to what is usual, standard, or expected
borderline intelligence
2
: exhibiting typical but not altogether conclusive symptoms
a borderline diabetic
3
: of, relating to, being, or exhibiting a behavior pattern typical or suggestive of borderline personality disorder
a borderline patient
borderline behavior

borderline

2 of 2 noun
: a person affected with borderline personality disorder

More from Merriam-Webster on borderline

Love words? Need even more definitions?

Subscribe to America's largest dictionary and get thousands more definitions and advanced search—ad free!