| stick up | | | |
| stick with | | | |
| stiff upper lip | | | |
| stiff-upper-lipped | | | |
| stink a dog off a gut wagon | | | |
| stink a skunk off a gut wagon | | | |
| stink the joint out | | | |
| stir shit | | | |
| stock phrase | | | |
| stock-still | | | |
| stone deaf | | | |
| stone's throw | | | |
| stop and smell the roses | | | |
| stop at nothing | | | |
| stop press | | | |
| stop someone in their tracks | | | |
| stop the presses | | | |
| store away | | | |
| storm-racked | | | |
| stormy weather | | | |
| story, bud | | | |
| stovepipe | | | |
| straight away | | | |
| straighten out | | | |
| straight face | | | |
| straight-face test | | | |
| straight goods | | | |
| straight man | | | |
| straight-shooting | | | |
| strain a point | | | |
| strain every nerve | | | |
| strange bedfellows | | | |
| strap on a pair | | | |
| straw-clutching | | | |
| straw that stirs the drink | | | |
| street appeal | | | |
| stretch one's legs | | | |
| stretch the truth | | | |
| strike a false note | | | |
| strike a light | | | |
| strike oil | | | |
| strike one's flag | | | |
| strike the tent | | | |
| strike up | | | |
| string attached | | | |
| string out | | | |
| strip off | | | |
| stroke of business | | | |
| strong suit | | | |
| strung out | | | |
| stuck in the mud | | | |
| stuck in the Stone Age | | | |
| student union politics | | | |
| stud muffin | | | |
| stuffed to the gills | | | |
| stuff it | | | |
| stuff you | | | |
| stumbling block | | | |
| success story | | | |
| suck a big one | | | |
| suck donkey balls | | | |
| suck down | | | |
| suck hind tit | | | |
| suck in | | | |
| suck my balls | | | |
| suck my cock | | | |
| suck the kumara | | | |
| suck the mop | | | |
| suffer in silence | | | |
| sugar and spice | | | |
| sugar coated | | | |
| sugarcoated | | | |
| suit down to the ground | | | |
| suit one's book | | | |
| Sunday best | | | |
| Sunday driver | | | |
| sun worshipper | | | |
| supposed | | | |
| surf's up | | | |
| suspended congress | | | |
| swallow a bitter pill | | | |
| swan song | | | |
| sweat bricks | | | |
| sweat the small stuff | | | |
| sweep someone off their feet | | | |
| sweet dreams | | | |
| sweet fuck all | | | |
| sweet Mary | | | |
| sweet nothings | | | |
| sweet tooth | | | |
| swim upstream | | | |
| swing both ways | | | |
| swing round the circle | | | |
| sword and sorcery | | | |
| Sussex Drive | | | |
| swallow the dictionary | | | |
| swear by | | | |
| sweat equity | | | |
| sweep away | | | |
| sweep the board | | | |