English Reference
adjective · verb · adverb · noun

slow

adj. · v. · adv. · n.
US /ˈsɫoʊ/ UK /slˈəʊ/ slow UK spelling slowed

  1. 01 A1 Beginner

    adj.moving at a low speed or taking a long time to do something.

    adj.moving, proceeding, or acting with low velocity; taking more time than is usual or expected.

    Simple

    The traffic was very slow because of the heavy rain on the highway.

    In context

    The elderly man made slow but steady progress up the steep hill, pausing occasionally to catch his breath.

    leisurelyunhurried
  2. 02 B1 Intermediate

    adj.having little activity or not many customers.

    adj.characterised by a lack of business activity or social excitement.

    Simple

    Tuesday is usually a slow day at the restaurant, so we close early.

    In context

    Economic growth remained slow throughout the first quarter, leading many investors to adopt a more cautious strategy.

  3. 03 B1 Intermediate

    adj.showing a time that is earlier than the real time.

    adj.indicating a time earlier than the correct time; used of a timepiece.

    Simple

    My watch is five minutes slow, so I arrived late for the meeting.

    In context

    The station clock was notoriously slow, causing several commuters to miss their connections despite arriving on the platform on time.

  4. 04 B2 Upper Intermediate Informal

    adj.taking a long time to understand things.

    adj.demonstrating a perceived lack of intellectual quickness or comprehension.

    Simple

    He is a bit slow to catch on to jokes, but he is very kind.

    In context

    The teacher noticed that while the student was slow to grasp abstract mathematical concepts, his mechanical skills were exceptional.

    Teacher's tip

    This sense can be offensive or derogatory; learners should use it with caution when describing people.

    densedim witted
  5. 05 A2 Elementary

    v.to move more slowly or to make something move more slowly.

    v.to reduce the speed of something or to decelerate.

    Simple

    You should slow down when you drive through a school zone.

    In context

    The pilot began to slow the aircraft as it approached the runway, carefully monitoring the airspeed indicators.

    Usage

    Often used with the particle 'down'.

    deceleratebrake
  6. 06 A2 Elementary Informal

    adv.at a low speed.

    adv.at a low speed; often used in informal speech or short commands where 'slowly' might feel too formal.

    Simple

    The sign on the road said 'Go Slow' because of the construction.

    In context

    Even though the instructions were complex, he told his assistant to take it slow to avoid making any costly mistakes.

    Pitfall
    Please drive more slowly. Please drive slow.

    While 'slowly' is the standard adverb, 'slow' is very common in informal speech and short commands like 'Go slow'.

  7. 07 B2 Upper Intermediate Informal Music

    n.a song with a slow tempo, often for dancing.

    n.a musical composition with a slow tempo, typically a ballad intended for slow dancing.

    Simple

    The DJ played a few slows at the end of the wedding party.

    In context

    After an hour of high-energy tracks, the band transitioned into a series of slows to allow the guests to cool down.

Usage slow procedure · slow process


From Middle English slow, slaw, from Old English slāw (“sluggish, inert, slothful, late, tardy, torpid, slow”), from Proto-West Germanic slaiw, from Proto-Germanic slaiwaz (“blunt, dull, faint, weak, slack”), possibly from Proto-Indo-European *sleyH-u- (“bad”). Cognate with Scots slaw (“slow”), West Frisian sleau (“slow, dull, lazy”), Dutch sleeuw (“blunt, dull”), Low German slee (“dull, sluggish”), German schlehe, schleh (“dull, exhausted, faint”), Danish sløv (“dull, torpid, drowsy”), Swedish slö (“slack, lazy”), Icelandic sljór (“dim-witted, slow”).

Etymology adapted from Wiktionary, available under CC BY-SA 4.0.

This entry
Origin ine-pro *(s)leyH-
Level A1 · Beginner
Frequency Very common
Updated