| walk away from | | | |
| walk in the park | | | |
| walk in the snow | | | |
| walk on | | | |
| walk on broken glass | | | |
| walk on sunshine | | | |
| walk on the wild side | | | |
| walk the beat | | | |
| walk the chalk | | | |
| walk the line | | | |
| walk the plank | | | |
| walk the walk | | | |
| walk through | | | |
| wambulance | | | |
| wanker's cramp | | | |
| want to know | | | |
| war bride | | | |
| warmest regards | | | |
| warm regards | | | |
| war of words | | | |
| warts and all | | | |
| wash one's dirty laundry in public | | | |
| wash one's dirty linen in public | | | |
| waste away | | | |
| waste breath | | | |
| waste of space | | | |
| watch it | | | |
| watch out | | | |
| watch this space | | | |
| water over the dam | | | |
| wave aside | | | |
| wave the white flag | | | |
| way of thinking | | | |
| weak sister | | | |
| wear one's heart on one's sleeve | | | |
| wear the trousers | | | |
| weasel into | | | |
| wedding | | | |
| weep Irish | | | |
| weigh down | | | |
| welcome to my world | | | |
| well done | | | |
| well-seen | | | |
| wet behind the ears | | | |
| wet dream | | | |
| wet one's whistle | | | |
| whack one out | | | |
| what can I tell you | | | |
| whatever floats your boat | | | |
| what happens twice happens thrice | | | |
| what it takes | | | |
| whatsamatta | | | |
| what's going on | | | |
| what someone said | | | |
| what's the matter | | | |
| what's what | | | |
| what was someone smoking | | | |
| wheat bread | | | |
| wheel within a wheel | | | |
| when it comes to | | | |
| when the chips are down | | | |
| where got | | | |
| which foot the shoe is on | | | |
| whip into shape | | | |
| whip up a storm | | | |
| whisk off | | | |
| whistle in the dark | | | |
| whistle walk | | | |
| white-knuckle | | | |
| white on rice | | | |
| white satin | | | |
| Whitman's sampler | | | |
| whole cloth | | | |
| whole shooting match | | | |
| whoop it up | | | |
| who wants to know | | | |
| why on Earth | | | |
| wide of the mark | | | |
| wild-goose chase | | | |
| willow in the wind | | | |
| win by a nose | | | |
| wind off | | | |
| wind up one's bottoms | | | |
| winning ways | | | |
| winter rat | | | |
| win the lottery | | | |
| wipe the slate clean | | | |
| wise head on young shoulders | | | |
| with all the salt in the Dead Sea | | | |
| with a vengeance | | | |
| with bells on | | | |
| with flying colors | | | |
| within reach | | | |
| with one's chest | | | |
| with one voice | | | |
| without fail | | | |
| with whole skin | | | |
| wolf down | | | |
| wolf of Wall Street | | | |
| woman of the people | | | |