Broad match is the default Google Ads keyword match type that shows your ad on searches related to your keyword's meaning, including synonyms, related concepts, and implied intent — not just queries containing your keyword's words. The keyword "lawn mowing service" can match "grass cutting companies near me".
Modern broad match is intent-based, not word-based. Google's systems consider the keyword's meaning, other keywords in the ad group, your landing page content, and signals like the user's location and previous query to decide relevance. This makes today's broad match far more accurate than the pre-2021 version that earned the match type its reputation for waste — but it remains the loosest targeting you can buy, and it transfers control from your keyword list to Google's interpretation.
The strategic shift is that broad match is now designed to pair with Smart Bidding. Automated strategies like Target CPA and Target ROAS bid per auction using conversion predictions, so they can bid low or skip auctions where loosely related queries look unlikely to convert. Google's official guidance is explicit: broad match plus Smart Bidding plus solid conversion tracking. Running broad match with manual CPC and thin conversion data recreates the old waste problem — every loosely related query gets a similar bid.
When it works well, broad match finds converting queries you would never have brainstormed and consolidates learning data that exact-match fragmentation starves. When it fails, the Search Terms report shows spend leaking onto adjacent-but-wrong intents.
A sane adoption path: keep your proven exact and phrase keywords; add broad match versions of your best converters in a campaign with Smart Bidding and at least ~30 conversions/month of signal; review the Search Terms report weekly for the first month and feed mismatches into negative keyword lists. Treat broad match as a query-discovery engine with guardrails, not a set-and-forget setting.
Keyword: "crm for small business" (broad). Matched queries observed: "best client tracking software", "alternatives to spreadsheets for sales", "simple sales pipeline tool". None contain the keyword's words — all match its intent. The wrong-intent match "what does crm stand for" gets added as a negative.
It depends on your setup. With Smart Bidding and reliable conversion tracking, broad match is Google's recommended discovery engine and often matches exact-match efficiency at higher volume. With manual bidding or weak conversion data, it still wastes budget on loose matches.
Most accounts keep exact match for their highest-value proven queries (control and guaranteed coverage) and use broad for discovery. Phrase match sits between; many advertisers have consolidated to exact + broad.